/usr/bin/java -Xmx8000000000 -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-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 11:07:04,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 11:07:04,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 11:07:04,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 11:07:04,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 11:07:04,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 11:07:04,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 11:07:04,973 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-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-10 11:07:05,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 11:07:05,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 11:07:05,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 11:07:05,019 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 11:07:05,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 11:07:05,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 11:07:05,022 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 11:07:05,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 11:07:05,022 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 11:07:05,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 11:07:05,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 11:07:05,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 11:07:05,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 11:07:05,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 11:07:05,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 11:07:05,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 11:07:05,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 11:07:05,026 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 11:07:05,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 11:07:05,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 11:07:05,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 11:07:05,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 11:07:05,369 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 11:07:05,371 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 11:07:05,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-trans.wvr.bpl [2021-07-10 11:07:05,372 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-trans.wvr.bpl' [2021-07-10 11:07:05,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 11:07:05,400 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 11:07:05,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 11:07:05,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 11:07:05,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 11:07:05,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 11:07:05,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 11:07:05,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 11:07:05,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 11:07:05,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/1) ... [2021-07-10 11:07:05,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 11:07:05,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 11:07:05,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 11:07:05,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 11:07:05,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (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 [2021-07-10 11:07:05,534 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 11:07:05,534 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 11:07:05,534 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 11:07:05,534 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 11:07:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 11:07:05,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 11:07:05,535 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 11:07:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 11:07:05,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 11:07:05,535 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-10 11:07:05,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-10 11:07:05,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-10 11:07:05,536 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 11:07:05,809 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 11:07:05,809 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-07-10 11:07:05,810 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 11:07:05,810 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-10 11:07:05,810 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-07-10 11:07:05,811 INFO L202 PluginConnector]: Adding new model array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 11:07:05 BoogieIcfgContainer [2021-07-10 11:07:05,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 11:07:05,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 11:07:05,813 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 11:07:05,815 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 11:07:05,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 11:07:05" (1/2) ... [2021-07-10 11:07:05,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a011115 and model type array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 11:07:05, skipping insertion in model container [2021-07-10 11:07:05,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 11:07:05" (2/2) ... [2021-07-10 11:07:05,817 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-trans.wvr.bpl [2021-07-10 11:07:05,820 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 11:07:05,820 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 11:07:05,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 11:07:05,821 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 11:07:05,843 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-10 11:07:05,861 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 11:07:05,911 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 11:07:05,911 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 11:07:05,911 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 11:07:05,911 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 11:07:05,911 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 11:07:05,911 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 11:07:05,911 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 11:07:05,911 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 11:07:05,990 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:05,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:05,995 INFO L82 PathProgramCache]: Analyzing trace with hash -2040377020, now seen corresponding path program 1 times [2021-07-10 11:07:06,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:06,001 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85213115] [2021-07-10 11:07:06,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:06,172 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:06,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85213115] [2021-07-10 11:07:06,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85213115] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 11:07:06,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 11:07:06,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-10 11:07:06,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138506012] [2021-07-10 11:07:06,179 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-10 11:07:06,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:06,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-10 11:07:06,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-10 11:07:06,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:06,194 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:06,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2021-07-10 11:07:06,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:06,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:06,260 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 11:07:06,261 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:06,263 INFO L82 PathProgramCache]: Analyzing trace with hash 120010320, now seen corresponding path program 1 times [2021-07-10 11:07:06,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:06,263 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719090312] [2021-07-10 11:07:06,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:06,368 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:06,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719090312] [2021-07-10 11:07:06,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719090312] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:06,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518094823] [2021-07-10 11:07:06,369 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 [2021-07-10 11:07:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:06,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 11:07:06,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:06,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518094823] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:06,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:06,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-10 11:07:06,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157243772] [2021-07-10 11:07:06,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 11:07:06,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:06,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 11:07:06,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 11:07:06,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:06,630 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:06,630 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 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) [2021-07-10 11:07:06,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:06,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:06,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:06,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:06,957 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:06,957 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:06,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:06,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1830373554, now seen corresponding path program 1 times [2021-07-10 11:07:06,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:06,959 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3700948] [2021-07-10 11:07:06,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:07,013 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:07,013 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3700948] [2021-07-10 11:07:07,013 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3700948] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:07,013 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118041554] [2021-07-10 11:07:07,013 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 [2021-07-10 11:07:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:07,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 11:07:07,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:07,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118041554] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:07,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:07,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-10 11:07:07,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421031368] [2021-07-10 11:07:07,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 11:07:07,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:07,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 11:07:07,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-07-10 11:07:07,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:07,173 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:07,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 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) [2021-07-10 11:07:07,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:07,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:07,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:07,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:07,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:07,575 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:07,575 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:07,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:07,576 INFO L82 PathProgramCache]: Analyzing trace with hash 523540434, now seen corresponding path program 1 times [2021-07-10 11:07:07,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:07,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078013453] [2021-07-10 11:07:07,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:07,653 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:07,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078013453] [2021-07-10 11:07:07,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078013453] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:07,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133076870] [2021-07-10 11:07:07,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:07,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 11:07:07,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:07,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2133076870] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:07,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:07,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-10 11:07:07,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995873380] [2021-07-10 11:07:07,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 11:07:07,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:07,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 11:07:07,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-10 11:07:07,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:07,871 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:07,871 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:07,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:07,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:07,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:07,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:07,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:07,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:07,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:07,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:08,196 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:08,196 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:08,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:08,197 INFO L82 PathProgramCache]: Analyzing trace with hash -2002927230, now seen corresponding path program 1 times [2021-07-10 11:07:08,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:08,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955598527] [2021-07-10 11:07:08,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:08,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:08,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955598527] [2021-07-10 11:07:08,241 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955598527] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:08,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496930614] [2021-07-10 11:07:08,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-10 11:07:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:08,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 11:07:08,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:08,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496930614] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:08,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:08,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-10 11:07:08,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022529001] [2021-07-10 11:07:08,373 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 11:07:08,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:08,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 11:07:08,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-07-10 11:07:08,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:08,374 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:08,374 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:08,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:08,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:08,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:08,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:08,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:08,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:08,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-10 11:07:08,672 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:08,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:08,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1303650252, now seen corresponding path program 1 times [2021-07-10 11:07:08,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:08,673 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366447972] [2021-07-10 11:07:08,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:08,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:08,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:08,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366447972] [2021-07-10 11:07:08,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366447972] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:08,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931408024] [2021-07-10 11:07:08,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:09,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-10 11:07:09,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,332 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 [2021-07-10 11:07:09,333 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,338 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 [2021-07-10 11:07:09,339 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,370 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:09,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,376 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 [2021-07-10 11:07:09,377 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,380 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 [2021-07-10 11:07:09,382 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:09,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:09,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:07:09,428 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:123, output treesize:111 [2021-07-10 11:07:09,826 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 15=[array_0]} [2021-07-10 11:07:09,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,833 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 18 treesize of output 14 [2021-07-10 11:07:09,834 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,843 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 [2021-07-10 11:07:09,845 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,851 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 [2021-07-10 11:07:09,852 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,859 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 [2021-07-10 11:07:09,860 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,869 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 37 treesize of output 29 [2021-07-10 11:07:09,873 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:09,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,880 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 [2021-07-10 11:07:09,881 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:09,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,889 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 [2021-07-10 11:07:09,890 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,896 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 [2021-07-10 11:07:09,897 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:09,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:09,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2021-07-10 11:07:09,908 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2021-07-10 11:07:09,914 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 28 treesize of output 22 [2021-07-10 11:07:09,916 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:10,241 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2021-07-10 11:07:10,242 INFO L628 ElimStorePlain]: treesize reduction 148, result has 71.4 percent of original size [2021-07-10 11:07:10,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,250 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 11 treesize of output 3 [2021-07-10 11:07:10,250 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,261 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 7 [2021-07-10 11:07:10,262 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:10,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,279 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 5 [2021-07-10 11:07:10,280 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,287 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 9 treesize of output 3 [2021-07-10 11:07:10,288 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2021-07-10 11:07:10,297 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,304 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 23 treesize of output 11 [2021-07-10 11:07:10,305 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:10,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,320 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 24 treesize of output 9 [2021-07-10 11:07:10,321 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,329 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 44 treesize of output 19 [2021-07-10 11:07:10,330 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:10,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,349 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 7 [2021-07-10 11:07:10,349 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,357 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 7 [2021-07-10 11:07:10,358 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:10,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:10,394 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 20 treesize of output 9 [2021-07-10 11:07:10,395 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:10,502 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-07-10 11:07:10,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:10,512 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:07:10,512 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 7 variables, input treesize:419, output treesize:179 [2021-07-10 11:07:10,672 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2021-07-10 11:07:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:10,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931408024] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:10,756 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:10,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 16 [2021-07-10 11:07:10,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959622826] [2021-07-10 11:07:10,757 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 11:07:10,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:10,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 11:07:10,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2021-07-10 11:07:10,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:10,758 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:10,758 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 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) [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:11,375 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 87 [2021-07-10 11:07:11,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:11,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:11,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:11,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:11,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:11,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 11:07:11,604 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:11,604 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:11,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:11,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1712414180, now seen corresponding path program 2 times [2021-07-10 11:07:11,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:11,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659652796] [2021-07-10 11:07:11,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:11,902 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:11,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659652796] [2021-07-10 11:07:11,902 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659652796] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:11,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978683000] [2021-07-10 11:07:11,902 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:11,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:07:11,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:11,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-10 11:07:11,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:12,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,208 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 [2021-07-10 11:07:12,209 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,213 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 [2021-07-10 11:07:12,218 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,222 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 [2021-07-10 11:07:12,235 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,240 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 25 treesize of output 19 [2021-07-10 11:07:12,241 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,246 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 26 treesize of output 20 [2021-07-10 11:07:12,247 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,251 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 [2021-07-10 11:07:12,252 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,381 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-07-10 11:07:12,381 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.5 percent of original size [2021-07-10 11:07:12,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:07:12,389 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:193, output treesize:125 [2021-07-10 11:07:12,621 INFO L446 ElimStorePlain]: Different costs {0=[array_4], 1=[array_0]} [2021-07-10 11:07:12,624 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 27 treesize of output 21 [2021-07-10 11:07:12,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:12,628 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 25 treesize of output 19 [2021-07-10 11:07:12,629 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,651 INFO L628 ElimStorePlain]: treesize reduction 41, result has 43.1 percent of original size [2021-07-10 11:07:12,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:12,654 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 7 [2021-07-10 11:07:12,655 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:12,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:12,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:12,664 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:68, output treesize:11 [2021-07-10 11:07:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:12,695 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [978683000] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:12,695 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:12,695 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-10 11:07:12,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770357205] [2021-07-10 11:07:12,695 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 11:07:12,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:12,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 11:07:12,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-07-10 11:07:12,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:12,696 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:12,696 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 17 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) [2021-07-10 11:07:12,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:12,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:12,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:12,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:12,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:12,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 11:07:12,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:13,307 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 72 [2021-07-10 11:07:13,622 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 79 [2021-07-10 11:07:13,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:13,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 11:07:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:13,990 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:13,991 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:13,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:13,991 INFO L82 PathProgramCache]: Analyzing trace with hash -2092183534, now seen corresponding path program 3 times [2021-07-10 11:07:13,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:13,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949508393] [2021-07-10 11:07:13,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:14,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:14,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949508393] [2021-07-10 11:07:14,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949508393] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:14,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697133413] [2021-07-10 11:07:14,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:14,147 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-07-10 11:07:14,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:14,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-10 11:07:14,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:14,222 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 [2021-07-10 11:07:14,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,226 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 [2021-07-10 11:07:14,227 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:14,230 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 [2021-07-10 11:07:14,231 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,233 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 [2021-07-10 11:07:14,234 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,237 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 [2021-07-10 11:07:14,238 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,239 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 [2021-07-10 11:07:14,240 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,269 INFO L628 ElimStorePlain]: treesize reduction 22, result has 59.3 percent of original size [2021-07-10 11:07:14,270 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:07:14,270 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:07:14,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:14,329 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 [2021-07-10 11:07:14,331 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-07-10 11:07:14,334 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:14,336 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 [2021-07-10 11:07:14,337 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,339 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 [2021-07-10 11:07:14,340 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:14,356 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:07:14,356 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:14,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:14,357 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:07:14,380 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:14,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697133413] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:14,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:14,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-07-10 11:07:14,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055024388] [2021-07-10 11:07:14,381 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 11:07:14,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:14,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 11:07:14,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-07-10 11:07:14,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:14,381 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:14,382 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.8) internal successors, (27), 15 states have internal predecessors, (27), 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) [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:14,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:15,291 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 115 [2021-07-10 11:07:15,584 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 118 [2021-07-10 11:07:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:15,817 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:15,817 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:15,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:15,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1100900414, now seen corresponding path program 4 times [2021-07-10 11:07:15,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:15,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108419298] [2021-07-10 11:07:15,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:15,993 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:15,994 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108419298] [2021-07-10 11:07:15,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108419298] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:15,994 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705134809] [2021-07-10 11:07:15,994 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 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 [2021-07-10 11:07:16,026 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:07:16,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:16,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-10 11:07:16,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:16,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,300 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 [2021-07-10 11:07:16,302 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:16,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,306 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 [2021-07-10 11:07:16,307 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:16,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,370 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 [2021-07-10 11:07:16,371 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,376 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 [2021-07-10 11:07:16,377 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,434 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:16,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,439 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 [2021-07-10 11:07:16,440 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,446 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 [2021-07-10 11:07:16,447 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,502 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:16,511 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-07-10 11:07:16,511 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:172, output treesize:146 [2021-07-10 11:07:16,832 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 21=[array_0]} [2021-07-10 11:07:16,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,838 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 [2021-07-10 11:07:16,839 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,861 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 [2021-07-10 11:07:16,862 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,867 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 [2021-07-10 11:07:16,868 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,873 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 [2021-07-10 11:07:16,874 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,901 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 26 treesize of output 20 [2021-07-10 11:07:16,903 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,907 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 26 treesize of output 20 [2021-07-10 11:07:16,908 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,913 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 [2021-07-10 11:07:16,914 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,919 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 [2021-07-10 11:07:16,920 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,925 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 18 treesize of output 14 [2021-07-10 11:07:16,925 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,930 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 [2021-07-10 11:07:16,931 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:16,935 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 19 treesize of output 15 [2021-07-10 11:07:16,937 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:16,940 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 28 treesize of output 22 [2021-07-10 11:07:16,942 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:17,095 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2021-07-10 11:07:17,095 INFO L628 ElimStorePlain]: treesize reduction 122, result has 52.0 percent of original size [2021-07-10 11:07:17,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:17,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:17,102 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 20 treesize of output 9 [2021-07-10 11:07:17,103 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:17,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:17,107 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 5 [2021-07-10 11:07:17,108 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:17,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:17,175 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-07-10 11:07:17,175 INFO L247 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:405, output treesize:58 [2021-07-10 11:07:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:17,278 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705134809] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:17,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:17,278 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2021-07-10 11:07:17,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630456208] [2021-07-10 11:07:17,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 11:07:17,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:17,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 11:07:17,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-07-10 11:07:17,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:17,279 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:17,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 18 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) [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:17,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:17,603 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-07-10 11:07:17,761 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-07-10 11:07:17,979 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2021-07-10 11:07:18,224 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2021-07-10 11:07:18,395 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-07-10 11:07:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,699 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:18,699 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:18,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:18,699 INFO L82 PathProgramCache]: Analyzing trace with hash -292563996, now seen corresponding path program 1 times [2021-07-10 11:07:18,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:18,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500558007] [2021-07-10 11:07:18,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:18,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 11:07:18,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:18,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500558007] [2021-07-10 11:07:18,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500558007] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:18,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601659440] [2021-07-10 11:07:18,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-10 11:07:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:18,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 11:07:18,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 11:07:18,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601659440] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:18,854 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:18,854 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-10 11:07:18,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678513606] [2021-07-10 11:07:18,854 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 11:07:18,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:18,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 11:07:18,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 11:07:18,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:18,855 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:18,855 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:18,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:19,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:19,159 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:19,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:19,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1337170202, now seen corresponding path program 5 times [2021-07-10 11:07:19,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:19,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110983456] [2021-07-10 11:07:19,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:19,305 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:19,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:19,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110983456] [2021-07-10 11:07:19,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110983456] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:19,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343072379] [2021-07-10 11:07:19,305 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:19,338 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:07:19,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:19,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 24 conjunts are in the unsatisfiable core [2021-07-10 11:07:19,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:19,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:07:19,421 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:07:19,424 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,430 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:19,430 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:19,431 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:25 [2021-07-10 11:07:19,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:19,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2021-07-10 11:07:19,507 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:19,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:19,512 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 [2021-07-10 11:07:19,513 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:07:19,517 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,520 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 [2021-07-10 11:07:19,521 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,581 INFO L628 ElimStorePlain]: treesize reduction 32, result has 65.2 percent of original size [2021-07-10 11:07:19,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:19,585 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 7 [2021-07-10 11:07:19,586 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,588 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 11 treesize of output 3 [2021-07-10 11:07:19,589 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:19,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:19,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:19,632 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:19,632 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:125, output treesize:38 [2021-07-10 11:07:19,700 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:19,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343072379] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:19,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:19,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 15 [2021-07-10 11:07:19,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629208660] [2021-07-10 11:07:19,701 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 11:07:19,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:19,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 11:07:19,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-07-10 11:07:19,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:19,702 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:19,702 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 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) [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:19,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:19,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:19,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:19,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:20,176 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable108 [2021-07-10 11:07:20,177 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:20,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:20,177 INFO L82 PathProgramCache]: Analyzing trace with hash 673295730, now seen corresponding path program 6 times [2021-07-10 11:07:20,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:20,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858000804] [2021-07-10 11:07:20,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:20,304 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:20,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858000804] [2021-07-10 11:07:20,304 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858000804] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:20,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459592425] [2021-07-10 11:07:20,304 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 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 [2021-07-10 11:07:20,353 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-07-10 11:07:20,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:20,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-10 11:07:20,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:20,405 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 16 treesize of output 12 [2021-07-10 11:07:20,406 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:20,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:07:20,409 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:20,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:20,421 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:20,422 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:07:20,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:20,475 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 [2021-07-10 11:07:20,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:20,478 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 [2021-07-10 11:07:20,479 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:20,493 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:07:20,493 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:20,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:07:20,494 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:07:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:20,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459592425] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:20,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:20,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-07-10 11:07:20,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044313650] [2021-07-10 11:07:20,514 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 11:07:20,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:20,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 11:07:20,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-07-10 11:07:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:20,515 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:20,515 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:20,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:20,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:20,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:20,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:20,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:20,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:20,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:20,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable117 [2021-07-10 11:07:20,955 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:20,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:20,956 INFO L82 PathProgramCache]: Analyzing trace with hash 54882884, now seen corresponding path program 7 times [2021-07-10 11:07:20,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:20,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469353718] [2021-07-10 11:07:20,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:21,457 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:21,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469353718] [2021-07-10 11:07:21,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469353718] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:21,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344208575] [2021-07-10 11:07:21,458 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 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 [2021-07-10 11:07:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:21,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 36 conjunts are in the unsatisfiable core [2021-07-10 11:07:21,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:21,940 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2021-07-10 11:07:22,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2021-07-10 11:07:22,045 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-07-10 11:07:22,054 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,280 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-07-10 11:07:22,281 INFO L628 ElimStorePlain]: treesize reduction 36, result has 85.9 percent of original size [2021-07-10 11:07:22,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2021-07-10 11:07:22,291 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 33 [2021-07-10 11:07:22,298 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,354 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:22,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2021-07-10 11:07:22,363 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:22,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2021-07-10 11:07:22,369 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,417 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:22,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2021-07-10 11:07:22,424 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:288, output treesize:172 [2021-07-10 11:07:22,775 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_31, array_4, v_prenex_29], 3=[array_0, v_prenex_30, v_prenex_28]} [2021-07-10 11:07:22,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2021-07-10 11:07:22,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2021-07-10 11:07:22,786 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,876 INFO L628 ElimStorePlain]: treesize reduction 40, result has 78.4 percent of original size [2021-07-10 11:07:22,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2021-07-10 11:07:22,882 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:22,927 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:22,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-07-10 11:07:22,934 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2021-07-10 11:07:22,939 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:22,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,982 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 11 treesize of output 3 [2021-07-10 11:07:22,982 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:22,986 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 7 [2021-07-10 11:07:22,987 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:22,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:23,033 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:23,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,038 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 9 treesize of output 3 [2021-07-10 11:07:23,039 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:23,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,042 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 11 treesize of output 3 [2021-07-10 11:07:23,043 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:23,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:23,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,084 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 12 treesize of output 5 [2021-07-10 11:07:23,084 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:23,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:23,088 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 5 [2021-07-10 11:07:23,088 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:23,122 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:23,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-07-10 11:07:23,125 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 9 variables, input treesize:217, output treesize:31 [2021-07-10 11:07:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:23,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344208575] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:23,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:23,203 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 23 [2021-07-10 11:07:23,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464924794] [2021-07-10 11:07:23,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 11:07:23,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:23,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 11:07:23,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2021-07-10 11:07:23,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:23,204 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:23,204 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:23,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:23,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:24,000 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2021-07-10 11:07:24,273 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 107 [2021-07-10 11:07:24,509 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2021-07-10 11:07:24,902 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 109 [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:24,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:24,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:25,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable120 [2021-07-10 11:07:25,151 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:25,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:25,151 INFO L82 PathProgramCache]: Analyzing trace with hash -622639664, now seen corresponding path program 8 times [2021-07-10 11:07:25,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:25,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941606033] [2021-07-10 11:07:25,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:25,337 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:25,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941606033] [2021-07-10 11:07:25,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941606033] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:25,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824050411] [2021-07-10 11:07:25,337 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 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 [2021-07-10 11:07:25,373 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:07:25,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:25,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 11:07:25,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,791 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 37 treesize of output 27 [2021-07-10 11:07:25,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,800 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 26 treesize of output 18 [2021-07-10 11:07:25,801 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-07-10 11:07:25,808 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,814 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 26 treesize of output 18 [2021-07-10 11:07:25,815 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-07-10 11:07:25,822 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:25,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:25,827 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 [2021-07-10 11:07:25,829 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:25,946 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2021-07-10 11:07:25,947 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.8 percent of original size [2021-07-10 11:07:25,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:07:25,951 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:289, output treesize:153 [2021-07-10 11:07:26,247 INFO L446 ElimStorePlain]: Different costs {0=[array_4, v_prenex_37], 1=[array_0, v_prenex_36]} [2021-07-10 11:07:26,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:07:26,251 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:26,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:07:26,254 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:26,289 INFO L628 ElimStorePlain]: treesize reduction 67, result has 39.6 percent of original size [2021-07-10 11:07:26,291 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 27 treesize of output 21 [2021-07-10 11:07:26,292 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:26,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:26,310 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:07:26,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:26,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:26,313 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 11 treesize of output 3 [2021-07-10 11:07:26,314 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:26,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:26,316 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 7 [2021-07-10 11:07:26,317 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:26,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:26,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:26,342 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:07:26,342 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:125, output treesize:18 [2021-07-10 11:07:26,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:26,377 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824050411] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:26,377 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:26,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-10 11:07:26,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653778520] [2021-07-10 11:07:26,378 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 11:07:26,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:26,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 11:07:26,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-07-10 11:07:26,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:26,379 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:26,379 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 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) [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:26,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:27,674 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-07-10 11:07:27,840 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-07-10 11:07:27,995 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2021-07-10 11:07:28,217 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2021-07-10 11:07:28,399 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2021-07-10 11:07:28,616 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2021-07-10 11:07:28,805 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2021-07-10 11:07:28,993 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:29,234 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:29,235 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:29,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:29,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1464408666, now seen corresponding path program 9 times [2021-07-10 11:07:29,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:29,235 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808105186] [2021-07-10 11:07:29,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:29,398 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:29,398 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808105186] [2021-07-10 11:07:29,398 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808105186] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:29,398 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908314108] [2021-07-10 11:07:29,398 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 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 [2021-07-10 11:07:29,435 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 11:07:29,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:29,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-10 11:07:29,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:29,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:29,548 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 [2021-07-10 11:07:29,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,551 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 [2021-07-10 11:07:29,552 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,554 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 [2021-07-10 11:07:29,555 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:29,559 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 [2021-07-10 11:07:29,560 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:07:29,562 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:07:29,565 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,590 INFO L628 ElimStorePlain]: treesize reduction 6, result has 84.2 percent of original size [2021-07-10 11:07:29,591 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:07:29,591 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:07:29,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:29,696 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 [2021-07-10 11:07:29,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,699 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 [2021-07-10 11:07:29,700 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,702 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 [2021-07-10 11:07:29,703 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,705 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 [2021-07-10 11:07:29,706 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:29,722 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:07:29,722 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:29,723 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:29,723 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:07:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:29,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908314108] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:29,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:29,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 20 [2021-07-10 11:07:29,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294666178] [2021-07-10 11:07:29,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-10 11:07:29,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:29,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-10 11:07:29,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2021-07-10 11:07:29,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:29,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:29,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:29,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:31,006 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-07-10 11:07:31,304 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 123 [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:31,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:07:31,564 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:31,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:31,564 INFO L82 PathProgramCache]: Analyzing trace with hash -1936046158, now seen corresponding path program 10 times [2021-07-10 11:07:31,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:31,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655745117] [2021-07-10 11:07:31,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:31,846 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:31,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655745117] [2021-07-10 11:07:31,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655745117] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:31,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232838459] [2021-07-10 11:07:31,846 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 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 [2021-07-10 11:07:31,882 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:07:31,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:31,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-10 11:07:31,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:32,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,171 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 [2021-07-10 11:07:32,172 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,179 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 [2021-07-10 11:07:32,181 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:32,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2021-07-10 11:07:32,189 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:32,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,195 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 26 treesize of output 18 [2021-07-10 11:07:32,196 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,238 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:32,244 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:07:32,244 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:181, output treesize:125 [2021-07-10 11:07:32,738 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 21=[array_0]} [2021-07-10 11:07:32,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,743 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 [2021-07-10 11:07:32,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,749 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 26 treesize of output 20 [2021-07-10 11:07:32,750 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,755 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 [2021-07-10 11:07:32,756 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,760 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 28 treesize of output 22 [2021-07-10 11:07:32,762 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,766 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 [2021-07-10 11:07:32,767 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,772 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 [2021-07-10 11:07:32,773 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,778 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 [2021-07-10 11:07:32,779 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,783 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 19 treesize of output 15 [2021-07-10 11:07:32,785 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,789 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 [2021-07-10 11:07:32,790 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,795 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 [2021-07-10 11:07:32,796 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,801 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 18 treesize of output 14 [2021-07-10 11:07:32,802 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,806 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 18 treesize of output 14 [2021-07-10 11:07:32,807 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,978 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-07-10 11:07:32,978 INFO L628 ElimStorePlain]: treesize reduction 95, result has 62.3 percent of original size [2021-07-10 11:07:32,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,984 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 9 treesize of output 3 [2021-07-10 11:07:32,985 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,990 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 5 [2021-07-10 11:07:32,991 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:32,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:32,996 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 20 treesize of output 9 [2021-07-10 11:07:32,997 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:33,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:33,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:07:33,078 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:395, output treesize:76 [2021-07-10 11:07:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:33,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232838459] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:33,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:33,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 23 [2021-07-10 11:07:33,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710440312] [2021-07-10 11:07:33,197 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 11:07:33,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:33,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 11:07:33,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-07-10 11:07:33,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:33,198 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:33,198 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:33,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:33,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:33,732 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2021-07-10 11:07:33,915 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-07-10 11:07:34,225 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 101 [2021-07-10 11:07:34,417 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 94 [2021-07-10 11:07:34,728 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 118 [2021-07-10 11:07:35,014 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 119 [2021-07-10 11:07:35,328 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 116 [2021-07-10 11:07:35,678 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 128 [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:36,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable189 [2021-07-10 11:07:36,277 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:36,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:36,277 INFO L82 PathProgramCache]: Analyzing trace with hash -2140018864, now seen corresponding path program 11 times [2021-07-10 11:07:36,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:36,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871953304] [2021-07-10 11:07:36,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:36,354 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:36,354 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:36,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871953304] [2021-07-10 11:07:36,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871953304] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:36,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074776523] [2021-07-10 11:07:36,354 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 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 [2021-07-10 11:07:36,388 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:07:36,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:36,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-10 11:07:36,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:36,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:07:36,438 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,440 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 16 treesize of output 12 [2021-07-10 11:07:36,440 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,453 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:36,453 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:36,453 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2021-07-10 11:07:36,502 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 [2021-07-10 11:07:36,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,505 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 [2021-07-10 11:07:36,506 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:36,508 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 [2021-07-10 11:07:36,509 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,511 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 [2021-07-10 11:07:36,512 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:36,528 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:07:36,528 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:36,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:36,528 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:07:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:36,549 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074776523] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:36,549 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:36,549 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-07-10 11:07:36,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494110192] [2021-07-10 11:07:36,550 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 11:07:36,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:36,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 11:07:36,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-07-10 11:07:36,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:36,550 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:36,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:36,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:36,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:36,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:36,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:37,400 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2021-07-10 11:07:37,400 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:37,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:37,401 INFO L82 PathProgramCache]: Analyzing trace with hash -2105534894, now seen corresponding path program 12 times [2021-07-10 11:07:37,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:37,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477017571] [2021-07-10 11:07:37,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:37,660 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:37,660 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477017571] [2021-07-10 11:07:37,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477017571] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:37,660 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430216843] [2021-07-10 11:07:37,660 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 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 [2021-07-10 11:07:37,696 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-07-10 11:07:37,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:37,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-10 11:07:37,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:37,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:37,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:37,811 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 [2021-07-10 11:07:37,812 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:37,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:37,814 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 [2021-07-10 11:07:37,815 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:37,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:37,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:07:37,829 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:37 [2021-07-10 11:07:38,067 INFO L446 ElimStorePlain]: Different costs {3=[array_4], 6=[array_0]} [2021-07-10 11:07:38,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:38,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,072 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 [2021-07-10 11:07:38,074 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:38,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,079 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 [2021-07-10 11:07:38,080 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:38,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,085 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 26 treesize of output 18 [2021-07-10 11:07:38,086 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:38,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2021-07-10 11:07:38,092 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,180 INFO L628 ElimStorePlain]: treesize reduction 38, result has 72.7 percent of original size [2021-07-10 11:07:38,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,185 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 11 treesize of output 3 [2021-07-10 11:07:38,186 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,190 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 7 [2021-07-10 11:07:38,191 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:38,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:38,203 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 9 treesize of output 3 [2021-07-10 11:07:38,204 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:38,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:38,246 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:07:38,246 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:193, output treesize:55 [2021-07-10 11:07:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:38,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430216843] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:38,349 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:38,349 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-07-10 11:07:38,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094873366] [2021-07-10 11:07:38,350 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-10 11:07:38,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:38,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-10 11:07:38,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-07-10 11:07:38,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:38,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:38,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:38,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:38,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:39,074 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2021-07-10 11:07:39,074 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:39,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:39,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1123885954, now seen corresponding path program 13 times [2021-07-10 11:07:39,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:39,075 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949311950] [2021-07-10 11:07:39,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:39,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:39,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949311950] [2021-07-10 11:07:39,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949311950] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:39,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884547451] [2021-07-10 11:07:39,215 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 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 [2021-07-10 11:07:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:39,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-10 11:07:39,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:39,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 11:07:39,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:39,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:07:39,328 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:39,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:39,341 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:39,341 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:07:39,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:39,431 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 [2021-07-10 11:07:39,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:39,434 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 [2021-07-10 11:07:39,435 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:39,449 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:07:39,449 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:39,450 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:07:39,450 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:07:39,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:39,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884547451] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:39,473 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:39,473 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 20 [2021-07-10 11:07:39,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097122566] [2021-07-10 11:07:39,473 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-10 11:07:39,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:39,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-10 11:07:39,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2021-07-10 11:07:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:39,474 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:39,474 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.75) internal successors, (35), 20 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:39,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:39,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:40,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:40,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:40,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:40,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:40,288 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable239 [2021-07-10 11:07:40,289 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:40,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:40,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1138277940, now seen corresponding path program 14 times [2021-07-10 11:07:40,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:40,289 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651108236] [2021-07-10 11:07:40,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:40,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:40,829 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:40,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651108236] [2021-07-10 11:07:40,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651108236] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:40,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966980580] [2021-07-10 11:07:40,829 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 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 [2021-07-10 11:07:40,872 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:07:40,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:40,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 58 conjunts are in the unsatisfiable core [2021-07-10 11:07:40,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:41,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-07-10 11:07:41,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:41,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-07-10 11:07:41,553 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:41,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 11:07:41,571 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:41,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:41,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:41,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 39 [2021-07-10 11:07:41,582 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:41,692 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-07-10 11:07:41,692 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:41,703 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:07:41,703 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:379, output treesize:347 [2021-07-10 11:07:42,184 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2021-07-10 11:07:42,482 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2021-07-10 11:07:43,148 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 181 [2021-07-10 11:07:43,835 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 181 [2021-07-10 11:07:44,127 INFO L446 ElimStorePlain]: Different costs {3=[array_4], 378=[array_0]} [2021-07-10 11:07:44,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,139 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 53 treesize of output 41 [2021-07-10 11:07:44,141 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2021-07-10 11:07:44,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,155 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 73 treesize of output 57 [2021-07-10 11:07:44,158 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:44,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,172 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 43 treesize of output 33 [2021-07-10 11:07:44,174 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,188 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 45 treesize of output 35 [2021-07-10 11:07:44,189 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,202 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 55 treesize of output 43 [2021-07-10 11:07:44,208 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:44,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,221 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 55 treesize of output 43 [2021-07-10 11:07:44,223 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:44,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,237 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 43 treesize of output 33 [2021-07-10 11:07:44,239 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,255 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 45 treesize of output 35 [2021-07-10 11:07:44,257 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,272 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 33 treesize of output 25 [2021-07-10 11:07:44,274 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,291 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 43 treesize of output 33 [2021-07-10 11:07:44,293 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,309 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 45 treesize of output 35 [2021-07-10 11:07:44,310 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,327 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 43 treesize of output 33 [2021-07-10 11:07:44,328 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,343 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 53 treesize of output 41 [2021-07-10 11:07:44,345 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2021-07-10 11:07:44,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,364 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 55 treesize of output 43 [2021-07-10 11:07:44,366 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:44,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,383 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 43 treesize of output 33 [2021-07-10 11:07:44,385 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,402 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 33 treesize of output 25 [2021-07-10 11:07:44,404 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:44,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:44,420 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 53 treesize of output 41 [2021-07-10 11:07:44,422 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 4 xjuncts. [2021-07-10 11:07:44,436 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 63 treesize of output 49 [2021-07-10 11:07:44,438 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,025 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 131 [2021-07-10 11:07:45,026 INFO L628 ElimStorePlain]: treesize reduction 823, result has 40.6 percent of original size [2021-07-10 11:07:45,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,036 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 7 [2021-07-10 11:07:45,037 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,046 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 11 treesize of output 3 [2021-07-10 11:07:45,047 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,058 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,068 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 44 treesize of output 19 [2021-07-10 11:07:45,069 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,078 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 12 treesize of output 5 [2021-07-10 11:07:45,079 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,104 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 11 treesize of output 3 [2021-07-10 11:07:45,104 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,115 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 7 [2021-07-10 11:07:45,116 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,138 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 46 treesize of output 15 [2021-07-10 11:07:45,139 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,149 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 20 treesize of output 9 [2021-07-10 11:07:45,150 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,159 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 12 treesize of output 5 [2021-07-10 11:07:45,160 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,168 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 44 treesize of output 19 [2021-07-10 11:07:45,169 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,182 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,192 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 7 [2021-07-10 11:07:45,192 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,201 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 7 [2021-07-10 11:07:45,202 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,221 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 12 treesize of output 5 [2021-07-10 11:07:45,221 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:45,229 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 5 [2021-07-10 11:07:45,230 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:45,414 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-07-10 11:07:45,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:45,422 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-1 vars, End of recursive call: and 11 xjuncts. [2021-07-10 11:07:45,422 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 11 variables, input treesize:1365, output treesize:300 [2021-07-10 11:07:45,774 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-07-10 11:07:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:45,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966980580] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:45,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:45,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 30 [2021-07-10 11:07:45,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078527934] [2021-07-10 11:07:45,935 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-10 11:07:45,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:45,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-10 11:07:45,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=782, Unknown=0, NotChecked=0, Total=870 [2021-07-10 11:07:45,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:45,936 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:45,936 INFO L483 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) [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:45,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:45,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:45,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:45,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:45,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:46,755 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2021-07-10 11:07:46,997 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 116 [2021-07-10 11:07:47,283 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2021-07-10 11:07:47,994 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 175 [2021-07-10 11:07:48,409 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2021-07-10 11:07:48,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:48,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:48,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 11:07:48,674 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable242 [2021-07-10 11:07:48,675 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:48,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:48,675 INFO L82 PathProgramCache]: Analyzing trace with hash -649642140, now seen corresponding path program 15 times [2021-07-10 11:07:48,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:48,675 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562644220] [2021-07-10 11:07:48,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:49,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:49,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562644220] [2021-07-10 11:07:49,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562644220] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:49,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399825624] [2021-07-10 11:07:49,051 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 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 [2021-07-10 11:07:49,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 11:07:49,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:49,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 41 conjunts are in the unsatisfiable core [2021-07-10 11:07:49,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:49,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,617 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 48 treesize of output 34 [2021-07-10 11:07:49,619 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,627 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 38 treesize of output 26 [2021-07-10 11:07:49,628 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,639 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 38 treesize of output 26 [2021-07-10 11:07:49,641 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,652 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 37 treesize of output 25 [2021-07-10 11:07:49,654 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,662 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 37 treesize of output 25 [2021-07-10 11:07:49,664 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:49,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:07:49,670 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 [2021-07-10 11:07:49,671 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:49,813 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2021-07-10 11:07:49,814 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.8 percent of original size [2021-07-10 11:07:49,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:07:49,819 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:355, output treesize:153 [2021-07-10 11:07:50,209 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_74, array_4], 1=[array_0, v_prenex_73]} [2021-07-10 11:07:50,212 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 25 treesize of output 19 [2021-07-10 11:07:50,213 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:50,216 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 27 treesize of output 21 [2021-07-10 11:07:50,217 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:07:50,265 INFO L628 ElimStorePlain]: treesize reduction 59, result has 52.0 percent of original size [2021-07-10 11:07:50,268 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 [2021-07-10 11:07:50,269 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:50,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:50,288 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:07:50,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:50,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:50,291 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 11 treesize of output 3 [2021-07-10 11:07:50,292 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:50,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:50,295 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 7 [2021-07-10 11:07:50,295 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:50,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:50,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:07:50,321 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:07:50,321 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:119, output treesize:18 [2021-07-10 11:07:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:50,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399825624] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:50,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:50,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 30 [2021-07-10 11:07:50,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420371186] [2021-07-10 11:07:50,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-10 11:07:50,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:50,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-10 11:07:50,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=799, Unknown=0, NotChecked=0, Total=870 [2021-07-10 11:07:50,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:50,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:50,365 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 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) [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:50,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 11:07:50,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:51,286 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2021-07-10 11:07:51,498 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-07-10 11:07:51,709 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-07-10 11:07:51,998 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2021-07-10 11:07:52,232 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2021-07-10 11:07:52,538 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 87 [2021-07-10 11:07:52,811 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-07-10 11:07:53,051 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-07-10 11:07:53,315 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2021-07-10 11:07:53,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:53,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:53,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 11:07:53,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:53,589 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable293 [2021-07-10 11:07:53,589 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:07:53,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:07:53,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1993481874, now seen corresponding path program 16 times [2021-07-10 11:07:53,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:07:53,590 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688029366] [2021-07-10 11:07:53,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:07:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:07:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:53,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:07:53,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688029366] [2021-07-10 11:07:53,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688029366] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:53,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857528356] [2021-07-10 11:07:53,810 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 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 [2021-07-10 11:07:53,860 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:07:53,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:07:53,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 11:07:53,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:07:54,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:54,049 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 [2021-07-10 11:07:54,050 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,052 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 [2021-07-10 11:07:54,053 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:54,055 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 [2021-07-10 11:07:54,056 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:07:54,058 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,060 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 [2021-07-10 11:07:54,061 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,063 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 [2021-07-10 11:07:54,064 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,090 INFO L628 ElimStorePlain]: treesize reduction 14, result has 69.6 percent of original size [2021-07-10 11:07:54,091 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:07:54,091 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:07:54,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:54,264 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 [2021-07-10 11:07:54,265 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:07:54,267 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 [2021-07-10 11:07:54,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-07-10 11:07:54,271 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:07:54,273 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:07:54,287 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:07:54,287 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:07:54,288 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:07:54,288 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:07:54,324 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:07:54,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857528356] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:07:54,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:07:54,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 31 [2021-07-10 11:07:54,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404120263] [2021-07-10 11:07:54,324 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 11:07:54,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:07:54,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 11:07:54,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=852, Unknown=0, NotChecked=0, Total=930 [2021-07-10 11:07:54,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:54,325 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:07:54,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.4838709677419355) internal successors, (46), 31 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) [2021-07-10 11:07:54,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:07:54,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:07:54,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:07:57,526 WARN L205 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 202 [2021-07-10 11:07:58,676 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 204 [2021-07-10 11:07:59,467 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 205 [2021-07-10 11:08:00,550 WARN L205 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 218 [2021-07-10 11:08:00,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:00,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:00,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:00,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:00,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:00,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:00,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:00,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:00,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:08:00,876 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:00,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:00,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1584429506, now seen corresponding path program 17 times [2021-07-10 11:08:00,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:00,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168719760] [2021-07-10 11:08:00,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:01,349 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:01,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:01,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168719760] [2021-07-10 11:08:01,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168719760] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:01,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595772703] [2021-07-10 11:08:01,350 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 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 [2021-07-10 11:08:01,391 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-07-10 11:08:01,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:01,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-10 11:08:01,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:01,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:01,660 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 29 treesize of output 21 [2021-07-10 11:08:01,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:01,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:01,668 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 39 treesize of output 29 [2021-07-10 11:08:01,669 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:01,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:01,675 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 41 treesize of output 31 [2021-07-10 11:08:01,677 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:01,680 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 31 treesize of output 23 [2021-07-10 11:08:01,681 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:01,713 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:01,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:08:01,714 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:169, output treesize:101 [2021-07-10 11:08:02,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,028 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 28 treesize of output 22 [2021-07-10 11:08:02,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,033 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,038 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 [2021-07-10 11:08:02,038 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,042 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,045 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,048 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,052 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 18 treesize of output 14 [2021-07-10 11:08:02,053 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,056 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,060 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 25 treesize of output 19 [2021-07-10 11:08:02,061 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,064 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 [2021-07-10 11:08:02,065 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,068 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,072 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 [2021-07-10 11:08:02,072 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:02,075 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,078 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 [2021-07-10 11:08:02,079 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,126 INFO L628 ElimStorePlain]: treesize reduction 63, result has 49.6 percent of original size [2021-07-10 11:08:02,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:02,130 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 20 treesize of output 9 [2021-07-10 11:08:02,131 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,133 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 5 [2021-07-10 11:08:02,133 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:02,150 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:02,151 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-07-10 11:08:02,151 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:377, output treesize:46 [2021-07-10 11:08:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:02,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595772703] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:02,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:02,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 31 [2021-07-10 11:08:02,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510758681] [2021-07-10 11:08:02,247 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 11:08:02,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:02,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 11:08:02,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=857, Unknown=0, NotChecked=0, Total=930 [2021-07-10 11:08:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:02,248 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:02,248 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.4193548387096775) internal successors, (44), 31 states have internal predecessors, (44), 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) [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:02,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:02,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:02,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:03,175 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-07-10 11:08:03,482 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-07-10 11:08:03,880 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2021-07-10 11:08:04,128 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-07-10 11:08:04,411 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-07-10 11:08:04,800 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-07-10 11:08:05,104 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 109 [2021-07-10 11:08:05,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:05,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:06,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable318 [2021-07-10 11:08:06,005 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:06,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:06,005 INFO L82 PathProgramCache]: Analyzing trace with hash -189520540, now seen corresponding path program 18 times [2021-07-10 11:08:06,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:06,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510917227] [2021-07-10 11:08:06,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:06,139 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:06,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510917227] [2021-07-10 11:08:06,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510917227] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:06,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911714579] [2021-07-10 11:08:06,139 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 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 [2021-07-10 11:08:06,175 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-07-10 11:08:06,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:06,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-10 11:08:06,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:06,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:08:06,231 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,233 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 16 treesize of output 12 [2021-07-10 11:08:06,233 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,246 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:06,247 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:06,247 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2021-07-10 11:08:06,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:06,316 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 [2021-07-10 11:08:06,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,319 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 [2021-07-10 11:08:06,320 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,321 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 [2021-07-10 11:08:06,322 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,324 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 [2021-07-10 11:08:06,325 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:06,340 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:08:06,341 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:08:06,341 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:06,341 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:08:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:06,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911714579] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:06,365 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:06,365 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 18 [2021-07-10 11:08:06,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196658999] [2021-07-10 11:08:06,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 11:08:06,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:06,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 11:08:06,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-07-10 11:08:06,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:06,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:06,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 18 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:06,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:06,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:07,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:07,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable334 [2021-07-10 11:08:07,717 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:07,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:07,717 INFO L82 PathProgramCache]: Analyzing trace with hash 217184102, now seen corresponding path program 19 times [2021-07-10 11:08:07,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:07,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955597375] [2021-07-10 11:08:07,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:07,975 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:07,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:07,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955597375] [2021-07-10 11:08:07,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955597375] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:07,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854687054] [2021-07-10 11:08:07,976 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 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 [2021-07-10 11:08:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:08,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-10 11:08:08,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:08,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:08:08,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:08:08,121 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:08,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:08,128 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:25 [2021-07-10 11:08:08,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:08,290 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 41 treesize of output 31 [2021-07-10 11:08:08,292 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:08,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:08,297 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 31 treesize of output 23 [2021-07-10 11:08:08,298 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:08,303 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 39 treesize of output 29 [2021-07-10 11:08:08,305 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,308 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 29 treesize of output 21 [2021-07-10 11:08:08,309 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,351 INFO L628 ElimStorePlain]: treesize reduction 55, result has 52.2 percent of original size [2021-07-10 11:08:08,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:08,355 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 11 treesize of output 3 [2021-07-10 11:08:08,356 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,358 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 7 [2021-07-10 11:08:08,358 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:08,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:08,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:08,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:08,385 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:181, output treesize:38 [2021-07-10 11:08:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:08,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854687054] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:08,469 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:08,469 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 23 [2021-07-10 11:08:08,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045968669] [2021-07-10 11:08:08,469 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 11:08:08,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:08,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 11:08:08,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-07-10 11:08:08,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:08,470 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:08,470 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 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) [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:09,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:09,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable340 [2021-07-10 11:08:09,377 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:09,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:09,378 INFO L82 PathProgramCache]: Analyzing trace with hash 861219954, now seen corresponding path program 20 times [2021-07-10 11:08:09,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:09,378 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595402597] [2021-07-10 11:08:09,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:09,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:09,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595402597] [2021-07-10 11:08:09,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595402597] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:09,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671654914] [2021-07-10 11:08:09,651 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 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 [2021-07-10 11:08:09,714 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:08:09,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:09,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 11:08:09,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:09,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:08:09,785 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:09,787 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 16 treesize of output 12 [2021-07-10 11:08:09,787 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:09,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:09,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:09,800 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:08:09,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:09,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:08:09,903 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:09,905 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 [2021-07-10 11:08:09,906 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:09,920 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:08:09,920 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:08:09,921 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:08:09,921 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:08:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:09,944 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671654914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:09,944 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:09,944 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 22 [2021-07-10 11:08:09,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041291428] [2021-07-10 11:08:09,945 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-10 11:08:09,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:09,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-10 11:08:09,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-07-10 11:08:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:09,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:09,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 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) [2021-07-10 11:08:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:10,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:10,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:10,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:10,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:08:10,725 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:10,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:10,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1585566532, now seen corresponding path program 21 times [2021-07-10 11:08:10,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:10,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496893824] [2021-07-10 11:08:10,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:11,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:11,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496893824] [2021-07-10 11:08:11,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496893824] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:11,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690393953] [2021-07-10 11:08:11,262 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 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 [2021-07-10 11:08:11,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 11:08:11,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:11,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 60 conjunts are in the unsatisfiable core [2021-07-10 11:08:11,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:12,027 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 137 [2021-07-10 11:08:12,400 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 141 [2021-07-10 11:08:12,778 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-07-10 11:08:12,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 11:08:12,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:12,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:12,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:12,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-07-10 11:08:12,952 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:13,102 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-07-10 11:08:13,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:13,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 11:08:13,124 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 57 [2021-07-10 11:08:13,139 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:13,255 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-07-10 11:08:13,255 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:13,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 11:08:13,280 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:13,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:13,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-07-10 11:08:13,295 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:13,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:13,397 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-07-10 11:08:13,397 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:504, output treesize:316 [2021-07-10 11:08:14,691 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_94, v_prenex_92, v_prenex_98, v_prenex_96, array_4, v_prenex_90], 10=[v_prenex_93, array_0, v_prenex_91, v_prenex_97, v_prenex_95, v_prenex_89]} [2021-07-10 11:08:14,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2021-07-10 11:08:14,706 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:14,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2021-07-10 11:08:14,716 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:15,038 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 157 [2021-07-10 11:08:15,039 INFO L628 ElimStorePlain]: treesize reduction 207, result has 67.5 percent of original size [2021-07-10 11:08:15,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2021-07-10 11:08:15,048 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:15,174 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-07-10 11:08:15,174 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2021-07-10 11:08:15,189 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2021-07-10 11:08:15,198 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,303 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-07-10 11:08:15,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2021-07-10 11:08:15,312 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2021-07-10 11:08:15,417 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,506 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2021-07-10 11:08:15,518 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2021-07-10 11:08:15,525 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,600 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 7 [2021-07-10 11:08:15,601 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,606 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 11 treesize of output 3 [2021-07-10 11:08:15,606 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,615 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,683 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:08:15,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,689 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 7 [2021-07-10 11:08:15,690 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,694 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 11 treesize of output 3 [2021-07-10 11:08:15,695 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,771 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,777 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 5 [2021-07-10 11:08:15,778 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,782 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 12 treesize of output 5 [2021-07-10 11:08:15,783 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,872 INFO L518 ElimStorePlain]: Eliminatee v_prenex_95 vanished before elimination [2021-07-10 11:08:15,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,877 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 24 treesize of output 9 [2021-07-10 11:08:15,878 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:15,881 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 20 treesize of output 9 [2021-07-10 11:08:15,882 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:15,944 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:15,948 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 12 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-07-10 11:08:15,948 INFO L247 ElimStorePlain]: Needed 18 recursive calls to eliminate 18 variables, input treesize:687, output treesize:73 [2021-07-10 11:08:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:16,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690393953] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:16,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:16,040 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 34 [2021-07-10 11:08:16,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426674430] [2021-07-10 11:08:16,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-10 11:08:16,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:16,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-10 11:08:16,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=1046, Unknown=0, NotChecked=0, Total=1122 [2021-07-10 11:08:16,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:16,041 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:16,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 34 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:16,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:16,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:17,689 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 66 [2021-07-10 11:08:18,028 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 81 [2021-07-10 11:08:18,413 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 85 [2021-07-10 11:08:18,864 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 87 [2021-07-10 11:08:19,306 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 185 [2021-07-10 11:08:20,009 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 192 [2021-07-10 11:08:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:20,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:20,292 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable354 [2021-07-10 11:08:20,293 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:20,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:20,293 INFO L82 PathProgramCache]: Analyzing trace with hash 2028729680, now seen corresponding path program 22 times [2021-07-10 11:08:20,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:20,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332040626] [2021-07-10 11:08:20,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:20,723 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:20,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:20,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332040626] [2021-07-10 11:08:20,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332040626] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:20,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622368269] [2021-07-10 11:08:20,723 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 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 [2021-07-10 11:08:20,771 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:08:20,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:20,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-10 11:08:20,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:21,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,619 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 [2021-07-10 11:08:21,620 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,637 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 48 treesize of output 32 [2021-07-10 11:08:21,638 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,653 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 48 treesize of output 32 [2021-07-10 11:08:21,655 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2021-07-10 11:08:21,672 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2021-07-10 11:08:21,690 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:21,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:21,698 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 59 treesize of output 41 [2021-07-10 11:08:21,699 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:21,815 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-07-10 11:08:21,815 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.5 percent of original size [2021-07-10 11:08:21,820 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:08:21,820 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:391, output treesize:125 [2021-07-10 11:08:22,321 INFO L446 ElimStorePlain]: Different costs {0=[array_4, v_prenex_104], 1=[array_0, v_prenex_103]} [2021-07-10 11:08:22,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:08:22,326 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:22,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:08:22,330 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:22,374 INFO L628 ElimStorePlain]: treesize reduction 59, result has 43.8 percent of original size [2021-07-10 11:08:22,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2021-07-10 11:08:22,378 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:22,397 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:22,397 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:08:22,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:22,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:22,401 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 7 [2021-07-10 11:08:22,402 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:22,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:22,405 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 11 treesize of output 3 [2021-07-10 11:08:22,405 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:22,413 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:22,430 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:22,432 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:08:22,432 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:119, output treesize:18 [2021-07-10 11:08:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:22,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622368269] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:22,484 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:22,484 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 36 [2021-07-10 11:08:22,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758384555] [2021-07-10 11:08:22,484 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-10 11:08:22,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:22,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-10 11:08:22,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=1178, Unknown=0, NotChecked=0, Total=1260 [2021-07-10 11:08:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:22,485 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:22,485 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 1.3611111111111112) internal successors, (49), 36 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) [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:22,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:22,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:25,006 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2021-07-10 11:08:25,289 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 101 [2021-07-10 11:08:26,271 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-07-10 11:08:26,568 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 86 [2021-07-10 11:08:26,945 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 91 [2021-07-10 11:08:27,263 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 95 [2021-07-10 11:08:27,589 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 95 [2021-07-10 11:08:27,922 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 91 [2021-07-10 11:08:28,242 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 99 [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:28,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:28,527 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable410 [2021-07-10 11:08:28,527 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:28,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:28,528 INFO L82 PathProgramCache]: Analyzing trace with hash -876337626, now seen corresponding path program 23 times [2021-07-10 11:08:28,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:28,528 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904479145] [2021-07-10 11:08:28,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:28,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:28,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904479145] [2021-07-10 11:08:28,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904479145] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:28,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529913018] [2021-07-10 11:08:28,885 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 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 [2021-07-10 11:08:28,933 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 11:08:28,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:28,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-10 11:08:28,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:29,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:29,261 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 [2021-07-10 11:08:29,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:29,266 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 [2021-07-10 11:08:29,266 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:29,269 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:29,272 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,275 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 [2021-07-10 11:08:29,276 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,278 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 [2021-07-10 11:08:29,278 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,305 INFO L628 ElimStorePlain]: treesize reduction 6, result has 84.2 percent of original size [2021-07-10 11:08:29,306 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:08:29,306 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:08:29,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:29,537 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 [2021-07-10 11:08:29,538 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-07-10 11:08:29,541 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,543 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 [2021-07-10 11:08:29,544 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,546 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 [2021-07-10 11:08:29,547 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:29,564 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:08:29,565 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:08:29,565 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:29,565 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:08:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:29,606 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529913018] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:29,606 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:29,606 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 37 [2021-07-10 11:08:29,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250454575] [2021-07-10 11:08:29,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-10 11:08:29,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:29,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-10 11:08:29,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1243, Unknown=0, NotChecked=0, Total=1332 [2021-07-10 11:08:29,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:29,607 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:29,607 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.4054054054054055) internal successors, (52), 37 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) [2021-07-10 11:08:29,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:29,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:29,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:29,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:29,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:33,334 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2021-07-10 11:08:34,003 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2021-07-10 11:08:34,577 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 206 [2021-07-10 11:08:35,062 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 195 [2021-07-10 11:08:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:35,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:35,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:35,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:35,410 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable429 [2021-07-10 11:08:35,411 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:35,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:35,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1729493326, now seen corresponding path program 24 times [2021-07-10 11:08:35,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:35,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2923264] [2021-07-10 11:08:35,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:35,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:35,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2923264] [2021-07-10 11:08:35,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2923264] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:35,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217135205] [2021-07-10 11:08:35,809 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 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 [2021-07-10 11:08:35,853 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-10 11:08:35,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:35,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 11:08:35,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:36,276 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-07-10 11:08:36,525 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-07-10 11:08:36,854 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-07-10 11:08:36,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:36,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:36,930 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 46 treesize of output 34 [2021-07-10 11:08:36,932 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:36,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:36,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:36,937 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 36 treesize of output 26 [2021-07-10 11:08:36,939 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,022 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:37,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,034 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 46 treesize of output 34 [2021-07-10 11:08:37,036 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,041 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 48 treesize of output 36 [2021-07-10 11:08:37,044 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:37,117 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:37,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,129 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 38 treesize of output 28 [2021-07-10 11:08:37,131 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:37,138 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 36 treesize of output 26 [2021-07-10 11:08:37,140 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,192 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:37,198 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-07-10 11:08:37,199 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:298, output treesize:146 [2021-07-10 11:08:37,909 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 21=[array_0]} [2021-07-10 11:08:37,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,914 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 [2021-07-10 11:08:37,915 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,920 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 26 treesize of output 20 [2021-07-10 11:08:37,921 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,925 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 [2021-07-10 11:08:37,926 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,931 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 [2021-07-10 11:08:37,932 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,936 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 [2021-07-10 11:08:37,937 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,941 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 [2021-07-10 11:08:37,942 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,947 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 28 treesize of output 22 [2021-07-10 11:08:37,948 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,953 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 18 treesize of output 14 [2021-07-10 11:08:37,954 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,958 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 26 treesize of output 20 [2021-07-10 11:08:37,959 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,963 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 [2021-07-10 11:08:37,964 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:37,968 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 19 treesize of output 15 [2021-07-10 11:08:37,969 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:37,973 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 [2021-07-10 11:08:37,974 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:38,123 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2021-07-10 11:08:38,124 INFO L628 ElimStorePlain]: treesize reduction 122, result has 52.0 percent of original size [2021-07-10 11:08:38,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:38,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:38,129 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 20 treesize of output 9 [2021-07-10 11:08:38,130 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:38,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:38,134 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 5 [2021-07-10 11:08:38,135 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:38,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:38,202 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-07-10 11:08:38,203 INFO L247 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:405, output treesize:58 [2021-07-10 11:08:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:38,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217135205] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:38,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:38,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 33 [2021-07-10 11:08:38,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525240095] [2021-07-10 11:08:38,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 11:08:38,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:38,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 11:08:38,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=977, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 11:08:38,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:38,360 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:38,360 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 33 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) [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:38,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:38,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:39,144 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2021-07-10 11:08:39,939 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2021-07-10 11:08:41,506 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2021-07-10 11:08:41,676 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2021-07-10 11:08:41,903 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 61 [2021-07-10 11:08:42,163 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 66 [2021-07-10 11:08:42,426 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2021-07-10 11:08:42,739 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2021-07-10 11:08:43,037 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2021-07-10 11:08:43,450 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 126 [2021-07-10 11:08:43,852 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 133 [2021-07-10 11:08:44,208 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 128 [2021-07-10 11:08:44,586 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 133 [2021-07-10 11:08:44,971 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 131 [2021-07-10 11:08:45,522 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 149 [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:08:46,433 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable437,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:08:46,433 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:46,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:46,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1199675696, now seen corresponding path program 25 times [2021-07-10 11:08:46,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:46,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281745038] [2021-07-10 11:08:46,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:46,628 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:46,628 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:46,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281745038] [2021-07-10 11:08:46,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281745038] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:46,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691847959] [2021-07-10 11:08:46,629 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 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 [2021-07-10 11:08:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:46,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 11:08:46,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:46,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:46,742 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 [2021-07-10 11:08:46,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,744 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 [2021-07-10 11:08:46,745 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:46,758 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:46,759 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:08:46,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:46,858 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 [2021-07-10 11:08:46,859 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:46,861 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 [2021-07-10 11:08:46,862 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,864 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 [2021-07-10 11:08:46,865 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:08:46,867 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:46,882 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:08:46,882 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:08:46,883 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:46,883 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:08:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:46,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691847959] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:46,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:46,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 22 [2021-07-10 11:08:46,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289942208] [2021-07-10 11:08:46,911 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-10 11:08:46,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:46,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-10 11:08:46,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-07-10 11:08:46,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:46,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:46,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 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) [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:08:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:48,489 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 66 [2021-07-10 11:08:48,915 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2021-07-10 11:08:49,224 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2021-07-10 11:08:49,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:49,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:49,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:49,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:49,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:08:49,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:49,777 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable473,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:08:49,777 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:49,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:49,777 INFO L82 PathProgramCache]: Analyzing trace with hash 864109954, now seen corresponding path program 26 times [2021-07-10 11:08:49,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:49,778 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364047705] [2021-07-10 11:08:49,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:50,003 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:50,003 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364047705] [2021-07-10 11:08:50,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364047705] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:50,003 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229542113] [2021-07-10 11:08:50,003 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 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 [2021-07-10 11:08:50,049 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:08:50,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:50,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-10 11:08:50,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:50,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:50,144 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 [2021-07-10 11:08:50,144 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:50,146 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 [2021-07-10 11:08:50,147 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:50,160 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:50,161 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:08:50,161 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:08:50,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:50,309 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 [2021-07-10 11:08:50,310 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:50,312 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 [2021-07-10 11:08:50,313 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:50,327 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:08:50,327 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:08:50,328 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:08:50,328 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:08:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:50,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229542113] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:50,357 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:50,357 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 26 [2021-07-10 11:08:50,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062487708] [2021-07-10 11:08:50,357 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-10 11:08:50,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:50,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-10 11:08:50,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=586, Unknown=0, NotChecked=0, Total=650 [2021-07-10 11:08:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:50,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:50,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 26 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:50,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:51,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable479 [2021-07-10 11:08:51,353 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:08:51,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:08:51,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1675156532, now seen corresponding path program 27 times [2021-07-10 11:08:51,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:08:51,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018377512] [2021-07-10 11:08:51,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:08:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:08:52,273 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:52,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:08:52,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018377512] [2021-07-10 11:08:52,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018377512] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:52,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235858890] [2021-07-10 11:08:52,274 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 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 [2021-07-10 11:08:52,321 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 11:08:52,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:08:52,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 74 conjunts are in the unsatisfiable core [2021-07-10 11:08:52,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:08:53,246 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-07-10 11:08:53,608 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-07-10 11:08:54,013 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-07-10 11:08:54,465 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-07-10 11:08:54,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-07-10 11:08:54,599 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-07-10 11:08:54,643 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 83 [2021-07-10 11:08:54,690 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 67 [2021-07-10 11:08:54,761 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 67 [2021-07-10 11:08:54,800 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:08:54,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:54,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-07-10 11:08:54,823 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:54,997 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-07-10 11:08:54,997 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:55,011 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-07-10 11:08:55,011 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:793, output treesize:571 [2021-07-10 11:08:55,292 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-07-10 11:08:55,723 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 123 [2021-07-10 11:08:57,365 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_141, array_4, v_prenex_143, v_prenex_145, v_prenex_147, v_prenex_139], 15=[array_0, v_prenex_140, v_prenex_142, v_prenex_144, v_prenex_146, v_prenex_138]} [2021-07-10 11:08:57,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2021-07-10 11:08:57,384 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:57,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 51 [2021-07-10 11:08:57,395 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:57,733 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 183 [2021-07-10 11:08:57,734 INFO L628 ElimStorePlain]: treesize reduction 277, result has 62.6 percent of original size [2021-07-10 11:08:57,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 51 [2021-07-10 11:08:57,744 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:57,863 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-07-10 11:08:57,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:57,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2021-07-10 11:08:57,873 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:57,989 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-07-10 11:08:57,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 51 [2021-07-10 11:08:58,006 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2021-07-10 11:08:58,016 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2021-07-10 11:08:58,111 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-10 11:08:58,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2021-07-10 11:08:58,203 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,276 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,282 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 12 treesize of output 5 [2021-07-10 11:08:58,282 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,362 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 20 treesize of output 9 [2021-07-10 11:08:58,363 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,368 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 24 treesize of output 9 [2021-07-10 11:08:58,369 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,443 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,449 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 7 [2021-07-10 11:08:58,450 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,455 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 11 treesize of output 3 [2021-07-10 11:08:58,455 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,464 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,577 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 24 treesize of output 9 [2021-07-10 11:08:58,578 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,582 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 20 treesize of output 9 [2021-07-10 11:08:58,582 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,647 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 11 treesize of output 3 [2021-07-10 11:08:58,648 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:08:58,651 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 7 [2021-07-10 11:08:58,652 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:08:58,659 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:08:58,719 INFO L518 ElimStorePlain]: Eliminatee v_prenex_138 vanished before elimination [2021-07-10 11:08:58,723 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 12 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-07-10 11:08:58,723 INFO L247 ElimStorePlain]: Needed 18 recursive calls to eliminate 18 variables, input treesize:825, output treesize:83 [2021-07-10 11:08:58,822 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:08:58,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235858890] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:08:58,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:08:58,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2021-07-10 11:08:58,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298460314] [2021-07-10 11:08:58,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-07-10 11:08:58,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:08:58,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-07-10 11:08:58,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1545, Unknown=0, NotChecked=0, Total=1640 [2021-07-10 11:08:58,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:08:58,825 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:08:58,825 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 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) [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:58,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:58,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:08:58,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:00,818 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 59 [2021-07-10 11:09:01,195 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 114 [2021-07-10 11:09:01,642 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 72 [2021-07-10 11:09:02,828 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 178 [2021-07-10 11:09:03,289 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 80 [2021-07-10 11:09:04,610 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 271 DAG size of output: 186 [2021-07-10 11:09:05,390 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 236 [2021-07-10 11:09:06,704 WARN L205 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 269 [2021-07-10 11:09:07,637 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 258 [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:07,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:07,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable482,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:09:07,968 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:07,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:07,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1588592868, now seen corresponding path program 28 times [2021-07-10 11:09:07,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:07,971 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769317374] [2021-07-10 11:09:07,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:08,576 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:08,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:08,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769317374] [2021-07-10 11:09:08,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769317374] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:08,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1387429790] [2021-07-10 11:09:08,577 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 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 [2021-07-10 11:09:08,623 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:09:08,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:09:08,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 59 conjunts are in the unsatisfiable core [2021-07-10 11:09:08,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:09,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,505 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 [2021-07-10 11:09:09,507 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:09,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,525 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 70 treesize of output 48 [2021-07-10 11:09:09,527 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 39 [2021-07-10 11:09:09,549 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:09,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:09,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:09,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 40 [2021-07-10 11:09:09,562 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:09,625 INFO L628 ElimStorePlain]: treesize reduction 2, result has 97.8 percent of original size [2021-07-10 11:09:09,631 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2021-07-10 11:09:09,632 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:311, output treesize:81 [2021-07-10 11:09:10,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:10,017 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 [2021-07-10 11:09:10,018 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:10,021 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 [2021-07-10 11:09:10,021 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:09:10,025 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:10,029 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 35 treesize of output 27 [2021-07-10 11:09:10,031 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2021-07-10 11:09:10,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:10,036 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 34 treesize of output 26 [2021-07-10 11:09:10,037 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,040 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 [2021-07-10 11:09:10,041 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,107 INFO L628 ElimStorePlain]: treesize reduction 176, result has 23.5 percent of original size [2021-07-10 11:09:10,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:10,110 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 11 treesize of output 3 [2021-07-10 11:09:10,111 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,114 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 11 treesize of output 3 [2021-07-10 11:09:10,115 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:10,123 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:10,146 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:10,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:09:10,147 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:220, output treesize:38 [2021-07-10 11:09:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:10,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1387429790] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:10,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:09:10,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 41 [2021-07-10 11:09:10,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850663518] [2021-07-10 11:09:10,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-07-10 11:09:10,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:09:10,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-07-10 11:09:10,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1522, Unknown=0, NotChecked=0, Total=1640 [2021-07-10 11:09:10,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:10,268 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:09:10,268 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 41 states have internal predecessors, (54), 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) [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:10,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:12,123 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-10 11:09:13,357 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-10 11:09:13,620 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:13,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:13,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable528 [2021-07-10 11:09:13,874 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:13,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:13,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1635676910, now seen corresponding path program 29 times [2021-07-10 11:09:13,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:13,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346968905] [2021-07-10 11:09:13,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:14,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:14,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346968905] [2021-07-10 11:09:14,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346968905] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:14,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234651704] [2021-07-10 11:09:14,315 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 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 [2021-07-10 11:09:14,367 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 11:09:14,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:09:14,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 44 conjunts are in the unsatisfiable core [2021-07-10 11:09:14,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:14,801 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 [2021-07-10 11:09:14,802 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,804 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 [2021-07-10 11:09:14,805 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:14,808 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 [2021-07-10 11:09:14,809 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,812 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 [2021-07-10 11:09:14,813 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:09:14,815 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,817 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 [2021-07-10 11:09:14,818 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:14,847 INFO L628 ElimStorePlain]: treesize reduction 14, result has 69.6 percent of original size [2021-07-10 11:09:14,847 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:09:14,847 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:09:15,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:15,147 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 [2021-07-10 11:09:15,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:15,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:09:15,151 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:15,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:15,154 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 [2021-07-10 11:09:15,154 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:15,156 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 [2021-07-10 11:09:15,157 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:15,174 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:09:15,174 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:09:15,175 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:09:15,175 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:09:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:15,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234651704] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:15,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:09:15,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 43 [2021-07-10 11:09:15,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403507953] [2021-07-10 11:09:15,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-07-10 11:09:15,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:09:15,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-07-10 11:09:15,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1694, Unknown=0, NotChecked=0, Total=1806 [2021-07-10 11:09:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:15,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:09:15,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 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) [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:15,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:15,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:19,132 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2021-07-10 11:09:21,914 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 377 DAG size of output: 296 [2021-07-10 11:09:23,872 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 378 DAG size of output: 297 [2021-07-10 11:09:25,741 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 378 DAG size of output: 297 [2021-07-10 11:09:27,113 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 380 DAG size of output: 297 [2021-07-10 11:09:28,470 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 380 DAG size of output: 297 [2021-07-10 11:09:29,818 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 331 DAG size of output: 279 [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:30,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:30,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:30,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable544,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:09:30,229 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:30,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:30,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1047796674, now seen corresponding path program 30 times [2021-07-10 11:09:30,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:30,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932471572] [2021-07-10 11:09:30,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:30,890 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:30,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932471572] [2021-07-10 11:09:30,890 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932471572] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:30,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542412598] [2021-07-10 11:09:30,890 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 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 [2021-07-10 11:09:30,940 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-10 11:09:30,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:09:30,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 58 conjunts are in the unsatisfiable core [2021-07-10 11:09:30,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:31,734 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-07-10 11:09:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,794 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 61 treesize of output 41 [2021-07-10 11:09:31,796 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:31,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,814 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 59 treesize of output 39 [2021-07-10 11:09:31,816 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:31,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,833 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 [2021-07-10 11:09:31,835 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:09:31,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:31,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:31,846 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 [2021-07-10 11:09:31,848 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:31,891 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:31,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:09:31,897 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:313, output treesize:125 [2021-07-10 11:09:32,890 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 21=[array_0]} [2021-07-10 11:09:32,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,895 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 [2021-07-10 11:09:32,896 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,901 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 18 treesize of output 14 [2021-07-10 11:09:32,908 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,913 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 [2021-07-10 11:09:32,914 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,918 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 17 treesize of output 13 [2021-07-10 11:09:32,919 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,924 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 [2021-07-10 11:09:32,925 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,929 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 26 treesize of output 20 [2021-07-10 11:09:32,930 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,935 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 18 treesize of output 14 [2021-07-10 11:09:32,936 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,940 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 19 treesize of output 15 [2021-07-10 11:09:32,941 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,945 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 28 treesize of output 22 [2021-07-10 11:09:32,946 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,950 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 [2021-07-10 11:09:32,951 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:32,955 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 [2021-07-10 11:09:32,956 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:32,960 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 [2021-07-10 11:09:32,960 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:33,130 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-07-10 11:09:33,131 INFO L628 ElimStorePlain]: treesize reduction 95, result has 62.3 percent of original size [2021-07-10 11:09:33,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:33,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:33,136 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 9 treesize of output 3 [2021-07-10 11:09:33,136 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:33,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:33,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:33,141 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 5 [2021-07-10 11:09:33,141 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:33,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:33,145 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 20 treesize of output 9 [2021-07-10 11:09:33,145 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:33,213 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:33,217 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:09:33,217 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:395, output treesize:76 [2021-07-10 11:09:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:33,362 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542412598] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:33,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:09:33,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 38 [2021-07-10 11:09:33,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959720810] [2021-07-10 11:09:33,363 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-07-10 11:09:33,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:09:33,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-07-10 11:09:33,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1302, Unknown=0, NotChecked=0, Total=1406 [2021-07-10 11:09:33,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:33,364 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:09:33,364 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 38 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:33,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:33,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:35,121 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2021-07-10 11:09:36,934 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2021-07-10 11:09:40,371 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2021-07-10 11:09:40,579 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 54 [2021-07-10 11:09:40,804 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 59 [2021-07-10 11:09:40,998 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-07-10 11:09:41,255 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 98 [2021-07-10 11:09:41,625 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 109 [2021-07-10 11:09:41,906 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-07-10 11:09:42,169 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 110 [2021-07-10 11:09:42,497 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2021-07-10 11:09:42,769 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 110 [2021-07-10 11:09:43,064 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2021-07-10 11:09:43,341 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 110 [2021-07-10 11:09:43,638 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2021-07-10 11:09:43,913 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 110 [2021-07-10 11:09:44,227 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2021-07-10 11:09:44,552 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 110 [2021-07-10 11:09:45,096 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 162 [2021-07-10 11:09:45,533 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 68 [2021-07-10 11:09:46,111 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:46,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:09:46,406 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable552 [2021-07-10 11:09:46,406 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:46,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:46,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1825092818, now seen corresponding path program 31 times [2021-07-10 11:09:46,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:46,407 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238647793] [2021-07-10 11:09:46,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:46,694 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:46,695 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:46,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238647793] [2021-07-10 11:09:46,695 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238647793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:46,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52723183] [2021-07-10 11:09:46,695 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 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 [2021-07-10 11:09:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:46,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 11:09:46,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:46,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:46,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:46,977 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 24 treesize of output 18 [2021-07-10 11:09:46,978 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:46,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:46,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:46,983 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 [2021-07-10 11:09:46,984 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:46,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:46,987 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 [2021-07-10 11:09:46,988 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:47,051 INFO L628 ElimStorePlain]: treesize reduction 34, result has 63.8 percent of original size [2021-07-10 11:09:47,053 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:09:47,053 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:115, output treesize:60 [2021-07-10 11:09:47,657 INFO L446 ElimStorePlain]: Different costs {0=[array_4, v_prenex_165], 4=[array_0, v_prenex_164]} [2021-07-10 11:09:47,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2021-07-10 11:09:47,666 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:47,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2021-07-10 11:09:47,671 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:47,718 INFO L628 ElimStorePlain]: treesize reduction 83, result has 44.7 percent of original size [2021-07-10 11:09:47,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2021-07-10 11:09:47,723 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:09:47,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:47,742 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:09:47,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:47,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:47,746 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 11 treesize of output 3 [2021-07-10 11:09:47,747 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:47,749 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:47,749 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 7 [2021-07-10 11:09:47,750 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:47,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:47,774 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:47,776 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:09:47,776 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:206, output treesize:18 [2021-07-10 11:09:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:47,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52723183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:47,820 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:09:47,820 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 33 [2021-07-10 11:09:47,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061116228] [2021-07-10 11:09:47,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 11:09:47,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:09:47,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 11:09:47,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=968, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 11:09:47,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:47,821 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:09:47,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 33 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) [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:47,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:09:47,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:50,214 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2021-07-10 11:09:50,438 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-07-10 11:09:50,681 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 81 [2021-07-10 11:09:51,174 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 63 [2021-07-10 11:09:51,681 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-07-10 11:09:52,203 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-07-10 11:09:52,723 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2021-07-10 11:09:53,015 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 64 [2021-07-10 11:09:53,414 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 58 [2021-07-10 11:09:53,730 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 65 [2021-07-10 11:09:54,010 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 58 [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:09:54,372 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable586 [2021-07-10 11:09:54,373 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:54,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:54,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1148152690, now seen corresponding path program 32 times [2021-07-10 11:09:54,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:54,373 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155394313] [2021-07-10 11:09:54,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:54,727 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:54,727 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:54,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155394313] [2021-07-10 11:09:54,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155394313] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:54,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13584318] [2021-07-10 11:09:54,728 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 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 [2021-07-10 11:09:54,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:09:54,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:09:54,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 44 conjunts are in the unsatisfiable core [2021-07-10 11:09:54,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:54,874 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 16 treesize of output 12 [2021-07-10 11:09:54,875 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:54,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:09:54,877 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:54,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:54,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:09:54,890 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:09:55,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:55,055 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 [2021-07-10 11:09:55,056 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:55,057 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 16 treesize of output 12 [2021-07-10 11:09:55,058 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:55,072 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:09:55,072 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:09:55,073 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:09:55,073 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:09:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:55,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13584318] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:55,101 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:09:55,101 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 30 [2021-07-10 11:09:55,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973789587] [2021-07-10 11:09:55,101 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-10 11:09:55,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:09:55,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-10 11:09:55,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=795, Unknown=0, NotChecked=0, Total=870 [2021-07-10 11:09:55,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:55,102 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:09:55,102 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:09:55,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:55,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:55,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:55,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:55,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:55,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:55,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:55,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:09:55,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:09:55,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:09:56,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:09:56,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:09:56,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:09:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:09:56,595 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable614,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:09:56,596 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:09:56,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:09:56,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1890546756, now seen corresponding path program 33 times [2021-07-10 11:09:56,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:09:56,596 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870734904] [2021-07-10 11:09:56,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:09:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:09:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:09:57,401 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:09:57,401 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870734904] [2021-07-10 11:09:57,401 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870734904] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:09:57,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731633122] [2021-07-10 11:09:57,402 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 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 [2021-07-10 11:09:57,455 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 11:09:57,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:09:57,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 86 conjunts are in the unsatisfiable core [2021-07-10 11:09:57,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:09:59,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,284 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 [2021-07-10 11:09:59,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:09:59,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,303 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 [2021-07-10 11:09:59,306 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:59,573 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2021-07-10 11:09:59,574 INFO L628 ElimStorePlain]: treesize reduction 36, result has 91.9 percent of original size [2021-07-10 11:09:59,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,605 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 70 treesize of output 46 [2021-07-10 11:09:59,607 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:59,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,625 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 72 treesize of output 48 [2021-07-10 11:09:59,627 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:59,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,753 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 72 treesize of output 48 [2021-07-10 11:09:59,755 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:09:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:09:59,770 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 70 treesize of output 46 [2021-07-10 11:09:59,772 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:09:59,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:09:59,838 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-07-10 11:09:59,838 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:553, output treesize:161 [2021-07-10 11:10:00,637 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-07-10 11:10:00,964 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-07-10 11:10:01,404 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-07-10 11:10:01,903 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-07-10 11:10:02,405 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-07-10 11:10:02,528 INFO L446 ElimStorePlain]: Different costs {21=[array_4], 120=[array_0]} [2021-07-10 11:10:02,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,554 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 73 treesize of output 49 [2021-07-10 11:10:02,556 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:02,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,582 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 [2021-07-10 11:10:02,585 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:02,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,610 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 [2021-07-10 11:10:02,613 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:02,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,639 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 [2021-07-10 11:10:02,641 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,667 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 [2021-07-10 11:10:02,670 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-10 11:10:02,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,697 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 92 treesize of output 64 [2021-07-10 11:10:02,700 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-10 11:10:02,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,727 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 83 treesize of output 57 [2021-07-10 11:10:02,729 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-10 11:10:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,756 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 70 treesize of output 46 [2021-07-10 11:10:02,759 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:02,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:02,786 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 90 treesize of output 62 [2021-07-10 11:10:02,789 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2021-07-10 11:10:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:02,807 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 72 treesize of output 48 [2021-07-10 11:10:02,809 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,088 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 99 [2021-07-10 11:10:03,089 INFO L628 ElimStorePlain]: treesize reduction 154, result has 70.3 percent of original size [2021-07-10 11:10:03,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,096 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 20 treesize of output 9 [2021-07-10 11:10:03,097 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,104 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 7 [2021-07-10 11:10:03,105 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,112 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 11 treesize of output 3 [2021-07-10 11:10:03,112 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,122 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:03,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,129 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 24 treesize of output 9 [2021-07-10 11:10:03,130 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,137 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 44 treesize of output 19 [2021-07-10 11:10:03,137 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:03,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,159 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 11 treesize of output 3 [2021-07-10 11:10:03,160 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,167 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 7 [2021-07-10 11:10:03,167 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,177 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:03,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,185 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 9 treesize of output 3 [2021-07-10 11:10:03,185 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,192 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 5 [2021-07-10 11:10:03,193 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,200 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 12 treesize of output 5 [2021-07-10 11:10:03,200 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:03,207 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 23 treesize of output 11 [2021-07-10 11:10:03,207 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:03,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:03,336 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 11:10:03,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:03,341 INFO L550 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:10:03,341 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 12 variables, input treesize:969, output treesize:185 [2021-07-10 11:10:03,574 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-07-10 11:10:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:03,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1731633122] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:03,694 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:10:03,694 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-07-10 11:10:03,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604899916] [2021-07-10 11:10:03,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-10 11:10:03,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:10:03,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-10 11:10:03,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=2045, Unknown=0, NotChecked=0, Total=2162 [2021-07-10 11:10:03,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:03,695 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:10:03,695 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 47 states have internal predecessors, (59), 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) [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:03,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:06,194 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2021-07-10 11:10:06,575 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 128 [2021-07-10 11:10:07,007 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 132 [2021-07-10 11:10:07,451 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 133 [2021-07-10 11:10:08,178 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2021-07-10 11:10:08,600 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 133 [2021-07-10 11:10:09,055 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2021-07-10 11:10:09,562 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 125 [2021-07-10 11:10:10,515 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 130 [2021-07-10 11:10:10,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:10,853 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable617 [2021-07-10 11:10:10,853 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:10:10,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:10:10,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1280228144, now seen corresponding path program 34 times [2021-07-10 11:10:10,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:10:10,853 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342064235] [2021-07-10 11:10:10,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:10:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:10:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:11,570 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:10:11,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342064235] [2021-07-10 11:10:11,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342064235] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:11,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649219321] [2021-07-10 11:10:11,570 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 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 [2021-07-10 11:10:11,618 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:10:11,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:10:11,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 68 conjunts are in the unsatisfiable core [2021-07-10 11:10:11,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:10:12,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:12,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:12,952 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 81 treesize of output 55 [2021-07-10 11:10:12,954 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:12,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:12,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:12,984 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 71 treesize of output 47 [2021-07-10 11:10:12,986 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,016 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 [2021-07-10 11:10:13,019 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:13,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,035 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 70 treesize of output 46 [2021-07-10 11:10:13,037 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,142 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-07-10 11:10:13,143 INFO L628 ElimStorePlain]: treesize reduction 2, result has 97.9 percent of original size [2021-07-10 11:10:13,146 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2021-07-10 11:10:13,146 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:361, output treesize:87 [2021-07-10 11:10:13,902 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 3=[array_0]} [2021-07-10 11:10:13,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,906 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 24 treesize of output 18 [2021-07-10 11:10:13,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,910 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 [2021-07-10 11:10:13,911 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,914 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 34 treesize of output 26 [2021-07-10 11:10:13,915 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,918 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 25 treesize of output 19 [2021-07-10 11:10:13,919 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:13,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:13,922 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 35 treesize of output 27 [2021-07-10 11:10:13,923 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 4 xjuncts. [2021-07-10 11:10:13,927 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 [2021-07-10 11:10:13,940 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:14,029 INFO L628 ElimStorePlain]: treesize reduction 218, result has 26.4 percent of original size [2021-07-10 11:10:14,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:14,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:14,033 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 7 [2021-07-10 11:10:14,034 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:14,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:14,037 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 7 [2021-07-10 11:10:14,038 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:14,045 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:14,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:14,073 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:10:14,073 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:256, output treesize:38 [2021-07-10 11:10:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:14,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649219321] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:14,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:10:14,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-07-10 11:10:14,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869375185] [2021-07-10 11:10:14,214 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-10 11:10:14,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:10:14,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-10 11:10:14,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=2053, Unknown=0, NotChecked=0, Total=2162 [2021-07-10 11:10:14,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:14,215 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:10:14,215 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 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) [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:14,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:14,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:18,532 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 98 [2021-07-10 11:10:18,777 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 99 [2021-07-10 11:10:19,047 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 99 [2021-07-10 11:10:19,316 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 98 [2021-07-10 11:10:20,230 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-10 11:10:20,567 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2021-07-10 11:10:21,018 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 95 [2021-07-10 11:10:21,351 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2021-07-10 11:10:21,680 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2021-07-10 11:10:22,003 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2021-07-10 11:10:22,326 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2021-07-10 11:10:22,652 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 96 [2021-07-10 11:10:23,111 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2021-07-10 11:10:23,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:23,442 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable658,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:10:23,442 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:10:23,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:10:23,442 INFO L82 PathProgramCache]: Analyzing trace with hash -374815066, now seen corresponding path program 35 times [2021-07-10 11:10:23,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:10:23,443 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596382768] [2021-07-10 11:10:23,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:10:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:10:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 7 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:23,859 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:10:23,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596382768] [2021-07-10 11:10:23,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596382768] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:23,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281398720] [2021-07-10 11:10:23,859 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 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 [2021-07-10 11:10:23,953 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-10 11:10:23,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:10:23,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 11:10:23,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:10:24,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:24,269 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 [2021-07-10 11:10:24,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-07-10 11:10:24,274 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,276 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 [2021-07-10 11:10:24,277 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,279 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 [2021-07-10 11:10:24,280 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,283 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 [2021-07-10 11:10:24,284 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,286 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 [2021-07-10 11:10:24,287 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,321 INFO L628 ElimStorePlain]: treesize reduction 22, result has 59.3 percent of original size [2021-07-10 11:10:24,322 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:10:24,322 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:10:24,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:24,607 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 [2021-07-10 11:10:24,608 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:24,611 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 [2021-07-10 11:10:24,613 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:10:24,615 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,617 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 [2021-07-10 11:10:24,618 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:24,636 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:10:24,636 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:10:24,637 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:10:24,637 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:10:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 7 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:24,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281398720] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:24,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:10:24,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 40 [2021-07-10 11:10:24,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163685647] [2021-07-10 11:10:24,685 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-10 11:10:24,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:10:24,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-10 11:10:24,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1456, Unknown=0, NotChecked=0, Total=1560 [2021-07-10 11:10:24,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:24,686 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:10:24,686 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.3) internal successors, (52), 40 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) [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:24,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:24,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:28,719 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 223 DAG size of output: 175 [2021-07-10 11:10:30,380 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 190 DAG size of output: 150 [2021-07-10 11:10:32,119 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 235 DAG size of output: 188 [2021-07-10 11:10:33,574 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 240 DAG size of output: 192 [2021-07-10 11:10:35,995 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 201 DAG size of output: 162 [2021-07-10 11:10:36,759 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 162 [2021-07-10 11:10:37,493 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 167 [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:37,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:37,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:37,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:10:37,870 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable675 [2021-07-10 11:10:37,871 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:10:37,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:10:37,871 INFO L82 PathProgramCache]: Analyzing trace with hash -865040974, now seen corresponding path program 36 times [2021-07-10 11:10:37,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:10:37,871 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596114317] [2021-07-10 11:10:37,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:10:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:10:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:38,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:10:38,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596114317] [2021-07-10 11:10:38,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596114317] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:38,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3159196] [2021-07-10 11:10:38,462 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 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 [2021-07-10 11:10:38,513 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 11:10:38,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:10:38,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 70 conjunts are in the unsatisfiable core [2021-07-10 11:10:38,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:10:39,002 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2021-07-10 11:10:39,266 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-07-10 11:10:39,580 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2021-07-10 11:10:39,957 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2021-07-10 11:10:40,449 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2021-07-10 11:10:40,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:40,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,540 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 50 treesize of output 36 [2021-07-10 11:10:40,542 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:40,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:40,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:10:40,549 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 52 treesize of output 38 [2021-07-10 11:10:40,551 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:40,818 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2021-07-10 11:10:40,818 INFO L628 ElimStorePlain]: treesize reduction 69, result has 76.8 percent of original size [2021-07-10 11:10:40,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,823 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 52 treesize of output 38 [2021-07-10 11:10:40,825 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:40,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:40,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,908 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 60 treesize of output 44 [2021-07-10 11:10:40,911 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:40,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:40,915 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 62 treesize of output 46 [2021-07-10 11:10:40,930 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-10 11:10:40,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:40,980 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2021-07-10 11:10:40,980 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:382, output treesize:119 [2021-07-10 11:10:41,864 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 10=[array_0]} [2021-07-10 11:10:41,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,868 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 [2021-07-10 11:10:41,869 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,873 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 19 treesize of output 15 [2021-07-10 11:10:41,874 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,878 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 18 treesize of output 14 [2021-07-10 11:10:41,879 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,882 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 26 treesize of output 20 [2021-07-10 11:10:41,883 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,888 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 17 treesize of output 13 [2021-07-10 11:10:41,889 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,893 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 18 treesize of output 14 [2021-07-10 11:10:41,893 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:41,898 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 [2021-07-10 11:10:41,899 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:41,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 11:10:41,904 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:42,031 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2021-07-10 11:10:42,031 INFO L628 ElimStorePlain]: treesize reduction 62, result has 58.7 percent of original size [2021-07-10 11:10:42,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:42,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:42,035 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 5 [2021-07-10 11:10:42,036 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:42,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:42,039 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 9 treesize of output 3 [2021-07-10 11:10:42,040 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:42,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:42,082 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:10:42,082 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 6 variables, input treesize:245, output treesize:31 [2021-07-10 11:10:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:42,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3159196] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:42,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:10:42,207 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 43 [2021-07-10 11:10:42,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479539663] [2021-07-10 11:10:42,207 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-07-10 11:10:42,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:10:42,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-07-10 11:10:42,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1701, Unknown=0, NotChecked=0, Total=1806 [2021-07-10 11:10:42,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:42,208 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:10:42,208 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 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) [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:42,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:42,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:42,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:42,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:42,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:42,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:10:42,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:43,809 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2021-07-10 11:10:45,469 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2021-07-10 11:10:49,038 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 56 [2021-07-10 11:10:49,240 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2021-07-10 11:10:49,513 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 61 [2021-07-10 11:10:49,811 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 66 [2021-07-10 11:10:50,130 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 71 [2021-07-10 11:10:50,457 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 76 [2021-07-10 11:10:50,743 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-07-10 11:10:51,092 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2021-07-10 11:10:51,378 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2021-07-10 11:10:51,785 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 106 [2021-07-10 11:10:52,186 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2021-07-10 11:10:52,560 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2021-07-10 11:10:52,939 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 110 [2021-07-10 11:10:53,299 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-10 11:10:53,665 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2021-07-10 11:10:54,055 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 120 [2021-07-10 11:10:54,553 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 164 [2021-07-10 11:10:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:10:55,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:55,230 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable683,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:10:55,231 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:10:55,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:10:55,231 INFO L82 PathProgramCache]: Analyzing trace with hash -832903194, now seen corresponding path program 37 times [2021-07-10 11:10:55,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:10:55,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941670070] [2021-07-10 11:10:55,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:10:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:10:55,624 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:55,625 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:10:55,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941670070] [2021-07-10 11:10:55,625 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941670070] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:55,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797045369] [2021-07-10 11:10:55,625 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 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 [2021-07-10 11:10:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:10:55,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 59 conjunts are in the unsatisfiable core [2021-07-10 11:10:55,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:10:55,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:55,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:55,978 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 24 treesize of output 18 [2021-07-10 11:10:55,979 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:55,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:55,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:55,983 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 [2021-07-10 11:10:55,984 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:55,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:55,988 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 [2021-07-10 11:10:55,989 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:56,052 INFO L628 ElimStorePlain]: treesize reduction 34, result has 63.8 percent of original size [2021-07-10 11:10:56,055 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:10:56,055 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:115, output treesize:60 [2021-07-10 11:10:56,856 INFO L446 ElimStorePlain]: Different costs {0=[array_4, v_prenex_213], 5=[array_0, v_prenex_212]} [2021-07-10 11:10:56,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 39 [2021-07-10 11:10:56,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:56,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2021-07-10 11:10:56,873 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:56,928 INFO L628 ElimStorePlain]: treesize reduction 90, result has 45.1 percent of original size [2021-07-10 11:10:56,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 41 [2021-07-10 11:10:56,933 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:10:56,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:56,954 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:10:56,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:56,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:56,957 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 7 [2021-07-10 11:10:56,958 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:56,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:10:56,961 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 11 treesize of output 3 [2021-07-10 11:10:56,962 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:10:56,971 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:56,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:10:56,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:10:56,990 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:234, output treesize:18 [2021-07-10 11:10:57,039 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:10:57,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797045369] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:10:57,039 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:10:57,039 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 38 [2021-07-10 11:10:57,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98971813] [2021-07-10 11:10:57,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-07-10 11:10:57,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:10:57,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-07-10 11:10:57,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1306, Unknown=0, NotChecked=0, Total=1406 [2021-07-10 11:10:57,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:57,041 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:10:57,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 38 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:10:57,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:10:57,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:10:59,965 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-07-10 11:11:00,181 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2021-07-10 11:11:00,417 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 80 [2021-07-10 11:11:00,680 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:00,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 11:11:01,111 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable733,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:01,111 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:01,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:01,112 INFO L82 PathProgramCache]: Analyzing trace with hash 607356496, now seen corresponding path program 38 times [2021-07-10 11:11:01,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:01,112 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005671290] [2021-07-10 11:11:01,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:01,405 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:01,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005671290] [2021-07-10 11:11:01,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005671290] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:01,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936577578] [2021-07-10 11:11:01,405 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 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 [2021-07-10 11:11:01,501 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:11:01,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:11:01,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 44 conjunts are in the unsatisfiable core [2021-07-10 11:11:01,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:01,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:01,606 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 15 treesize of output 11 [2021-07-10 11:11:01,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,608 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 [2021-07-10 11:11:01,609 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:01,622 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:11:01,622 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:11:01,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:01,813 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 [2021-07-10 11:11:01,814 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:01,816 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 [2021-07-10 11:11:01,817 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,818 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 [2021-07-10 11:11:01,819 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:11:01,821 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:01,835 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:11:01,835 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:11:01,836 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:11:01,836 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:11:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:01,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936577578] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:01,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:01,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 30 [2021-07-10 11:11:01,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837909323] [2021-07-10 11:11:01,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-10 11:11:01,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:01,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-10 11:11:01,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=795, Unknown=0, NotChecked=0, Total=870 [2021-07-10 11:11:01,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:01,867 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:01,867 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 11:11:01,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:03,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:03,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:03,960 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable765 [2021-07-10 11:11:03,961 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:03,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:03,961 INFO L82 PathProgramCache]: Analyzing trace with hash -342618894, now seen corresponding path program 39 times [2021-07-10 11:11:03,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:03,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392184990] [2021-07-10 11:11:03,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 11:11:04,231 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:04,231 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392184990] [2021-07-10 11:11:04,231 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392184990] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:04,231 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680904576] [2021-07-10 11:11:04,231 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 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 [2021-07-10 11:11:04,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 11:11:04,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:11:04,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-10 11:11:04,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:04,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,558 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 [2021-07-10 11:11:04,559 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,562 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 [2021-07-10 11:11:04,563 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,586 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:04,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:11:04,588 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:49 [2021-07-10 11:11:04,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,899 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 [2021-07-10 11:11:04,900 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,902 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 [2021-07-10 11:11:04,903 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:04,907 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 [2021-07-10 11:11:04,908 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,911 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 [2021-07-10 11:11:04,912 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:04,941 INFO L628 ElimStorePlain]: treesize reduction 30, result has 38.8 percent of original size [2021-07-10 11:11:04,941 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:11:04,943 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:11:04,943 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:87, output treesize:13 [2021-07-10 11:11:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:04,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680904576] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:04,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:04,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 34 [2021-07-10 11:11:04,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887199035] [2021-07-10 11:11:04,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-10 11:11:04,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:04,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-10 11:11:04,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2021-07-10 11:11:04,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:04,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:04,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 states have internal predecessors, (50), 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) [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:04,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:04,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:04,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:04,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 11:11:04,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:04,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:04,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:12,719 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 66 [2021-07-10 11:11:13,583 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2021-07-10 11:11:14,358 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:15,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable771 [2021-07-10 11:11:15,172 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:15,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:15,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1308481662, now seen corresponding path program 40 times [2021-07-10 11:11:15,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:15,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279752182] [2021-07-10 11:11:15,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:15,572 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:15,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:15,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279752182] [2021-07-10 11:11:15,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279752182] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:15,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411758475] [2021-07-10 11:11:15,572 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:15,623 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:11:15,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:11:15,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 11:11:15,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:15,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:15,733 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 [2021-07-10 11:11:15,733 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:15,735 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 [2021-07-10 11:11:15,736 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:15,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:15,749 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:11:15,749 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:11:16,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:16,001 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 [2021-07-10 11:11:16,002 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:16,004 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 [2021-07-10 11:11:16,005 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:16,023 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:11:16,023 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:11:16,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:11:16,024 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:11:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:16,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411758475] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:16,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:16,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 34 [2021-07-10 11:11:16,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551247023] [2021-07-10 11:11:16,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-10 11:11:16,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:16,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-10 11:11:16,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=1036, Unknown=0, NotChecked=0, Total=1122 [2021-07-10 11:11:16,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:16,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:16,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 34 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) [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:16,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:16,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:17,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:17,754 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable780 [2021-07-10 11:11:17,754 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:17,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:17,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1250674124, now seen corresponding path program 41 times [2021-07-10 11:11:17,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:17,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089694589] [2021-07-10 11:11:17,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:18,974 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:18,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089694589] [2021-07-10 11:11:18,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089694589] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:18,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338367325] [2021-07-10 11:11:18,975 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:19,030 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-10 11:11:19,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:11:19,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 95 conjunts are in the unsatisfiable core [2021-07-10 11:11:19,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,745 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 [2021-07-10 11:11:20,747 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:20,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,769 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 93 treesize of output 63 [2021-07-10 11:11:20,771 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:11:20,844 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:20,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,890 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 81 treesize of output 53 [2021-07-10 11:11:20,893 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:20,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:20,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:20,917 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 83 treesize of output 55 [2021-07-10 11:11:20,919 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:20,958 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:20,964 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:11:20,964 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:383, output treesize:107 [2021-07-10 11:11:21,699 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-07-10 11:11:22,034 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-07-10 11:11:22,509 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-07-10 11:11:23,036 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-07-10 11:11:23,620 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-07-10 11:11:24,214 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-07-10 11:11:24,350 INFO L446 ElimStorePlain]: Different costs {28=[array_4], 136=[array_0]} [2021-07-10 11:11:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,385 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 [2021-07-10 11:11:24,388 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,426 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 [2021-07-10 11:11:24,429 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,464 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 94 treesize of output 64 [2021-07-10 11:11:24,467 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:11:24,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,505 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 83 treesize of output 55 [2021-07-10 11:11:24,508 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,549 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 84 treesize of output 56 [2021-07-10 11:11:24,552 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,591 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 103 treesize of output 71 [2021-07-10 11:11:24,595 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-10 11:11:24,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,638 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 81 treesize of output 53 [2021-07-10 11:11:24,641 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,683 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 93 treesize of output 63 [2021-07-10 11:11:24,686 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:24,726 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 101 treesize of output 69 [2021-07-10 11:11:24,730 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2021-07-10 11:11:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:24,752 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 93 treesize of output 63 [2021-07-10 11:11:24,755 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2021-07-10 11:11:25,035 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2021-07-10 11:11:25,036 INFO L628 ElimStorePlain]: treesize reduction 146, result has 71.4 percent of original size [2021-07-10 11:11:25,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,043 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 5 [2021-07-10 11:11:25,044 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,050 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 23 treesize of output 11 [2021-07-10 11:11:25,051 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,057 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 12 treesize of output 5 [2021-07-10 11:11:25,057 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,067 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:25,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,074 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 7 [2021-07-10 11:11:25,075 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,082 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 11 treesize of output 3 [2021-07-10 11:11:25,083 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:25,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,100 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 9 treesize of output 3 [2021-07-10 11:11:25,100 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,107 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 44 treesize of output 19 [2021-07-10 11:11:25,108 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,114 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 24 treesize of output 9 [2021-07-10 11:11:25,114 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,129 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:25,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,135 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 20 treesize of output 9 [2021-07-10 11:11:25,136 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,142 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 7 [2021-07-10 11:11:25,142 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:25,147 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 7 [2021-07-10 11:11:25,148 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:25,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:25,271 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-07-10 11:11:25,271 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:25,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:11:25,276 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 12 variables, input treesize:1071, output treesize:185 [2021-07-10 11:11:25,504 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-07-10 11:11:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:25,623 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338367325] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:25,623 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:25,623 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 53 [2021-07-10 11:11:25,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46992007] [2021-07-10 11:11:25,623 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-07-10 11:11:25,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:25,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-07-10 11:11:25,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2631, Unknown=0, NotChecked=0, Total=2756 [2021-07-10 11:11:25,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:25,624 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:25,624 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.2264150943396226) internal successors, (65), 53 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) [2021-07-10 11:11:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:25,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:25,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:25,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:28,557 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 118 [2021-07-10 11:11:28,895 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:29,231 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:29,579 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:29,920 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:30,255 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:30,610 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2021-07-10 11:11:31,235 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 127 [2021-07-10 11:11:32,147 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 137 [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:32,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:32,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable783,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:32,490 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:32,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:32,491 INFO L82 PathProgramCache]: Analyzing trace with hash 555459172, now seen corresponding path program 42 times [2021-07-10 11:11:32,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:32,491 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261191060] [2021-07-10 11:11:32,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:33,345 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:33,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:33,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261191060] [2021-07-10 11:11:33,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261191060] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:33,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147153183] [2021-07-10 11:11:33,346 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:33,404 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 11:11:33,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:11:33,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 76 conjunts are in the unsatisfiable core [2021-07-10 11:11:33,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:35,489 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-07-10 11:11:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,573 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 81 treesize of output 53 [2021-07-10 11:11:35,575 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,612 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 81 treesize of output 53 [2021-07-10 11:11:35,614 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,655 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 82 treesize of output 54 [2021-07-10 11:11:35,657 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,693 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 82 treesize of output 54 [2021-07-10 11:11:35,696 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,729 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 92 treesize of output 62 [2021-07-10 11:11:35,732 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:11:35,749 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 [2021-07-10 11:11:35,752 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:35,872 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-07-10 11:11:35,872 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.5 percent of original size [2021-07-10 11:11:35,877 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:11:35,877 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:589, output treesize:125 [2021-07-10 11:11:36,807 INFO L446 ElimStorePlain]: Different costs {0=[array_4, v_prenex_246], 1=[array_0, v_prenex_245]} [2021-07-10 11:11:36,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:11:36,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:36,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:11:36,815 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:36,854 INFO L628 ElimStorePlain]: treesize reduction 59, result has 43.8 percent of original size [2021-07-10 11:11:36,856 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 27 treesize of output 21 [2021-07-10 11:11:36,857 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:11:36,877 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:36,877 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 11:11:36,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:36,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:36,880 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 11 treesize of output 3 [2021-07-10 11:11:36,881 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:36,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:36,883 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 7 [2021-07-10 11:11:36,884 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:36,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:36,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:11:36,909 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:11:36,909 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:119, output treesize:18 [2021-07-10 11:11:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:36,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147153183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:36,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:36,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 54 [2021-07-10 11:11:36,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210353015] [2021-07-10 11:11:36,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-07-10 11:11:36,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:36,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-07-10 11:11:36,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=2727, Unknown=0, NotChecked=0, Total=2862 [2021-07-10 11:11:36,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:36,979 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:36,979 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 54 states have internal predecessors, (67), 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) [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:36,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:36,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:39,854 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2021-07-10 11:11:40,447 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 138 [2021-07-10 11:11:40,884 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2021-07-10 11:11:41,320 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2021-07-10 11:11:41,730 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 140 [2021-07-10 11:11:42,208 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 140 [2021-07-10 11:11:42,701 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 134 [2021-07-10 11:11:43,180 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 140 [2021-07-10 11:11:43,758 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 109 [2021-07-10 11:11:44,276 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2021-07-10 11:11:44,907 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 104 [2021-07-10 11:11:45,431 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 102 [2021-07-10 11:11:45,948 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-10 11:11:46,449 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-10 11:11:46,966 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 102 [2021-07-10 11:11:47,510 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-10 11:11:48,011 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2021-07-10 11:11:48,550 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 114 [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:48,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:48,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable823,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:48,896 INFO L430 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:11:48,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:11:48,896 INFO L82 PathProgramCache]: Analyzing trace with hash 696916882, now seen corresponding path program 43 times [2021-07-10 11:11:48,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:11:48,896 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558550697] [2021-07-10 11:11:48,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:11:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:49,457 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:11:49,457 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558550697] [2021-07-10 11:11:49,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558550697] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:49,457 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875334565] [2021-07-10 11:11:49,457 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:11:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:11:49,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 56 conjunts are in the unsatisfiable core [2021-07-10 11:11:49,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:11:49,878 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 [2021-07-10 11:11:49,879 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,881 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 [2021-07-10 11:11:49,882 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,885 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 [2021-07-10 11:11:49,886 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,889 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 [2021-07-10 11:11:49,890 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:49,893 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 [2021-07-10 11:11:49,894 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,896 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 [2021-07-10 11:11:49,897 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:49,934 INFO L628 ElimStorePlain]: treesize reduction 22, result has 59.3 percent of original size [2021-07-10 11:11:49,935 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:11:49,935 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:11:50,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:50,280 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 [2021-07-10 11:11:50,281 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:50,283 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 [2021-07-10 11:11:50,284 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:50,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:11:50,287 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 [2021-07-10 11:11:50,287 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:50,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:11:50,290 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:11:50,306 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:11:50,306 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:11:50,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:11:50,307 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:11:50,354 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:11:50,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875334565] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:11:50,354 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:11:50,354 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 45 [2021-07-10 11:11:50,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965946006] [2021-07-10 11:11:50,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-07-10 11:11:50,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:11:50,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-07-10 11:11:50,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1862, Unknown=0, NotChecked=0, Total=1980 [2021-07-10 11:11:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:50,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:11:50,356 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 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) [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:50,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:11:50,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:11:55,064 WARN L205 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 194 [2021-07-10 11:11:56,296 WARN L205 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 161 [2021-07-10 11:11:57,586 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 229 DAG size of output: 203 [2021-07-10 11:11:58,925 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 199 DAG size of output: 174 [2021-07-10 11:12:00,485 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 241 DAG size of output: 215 [2021-07-10 11:12:02,159 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 206 DAG size of output: 180 [2021-07-10 11:12:03,115 WARN L205 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 166 [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:03,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:03,548 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable845,50 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:03,549 INFO L430 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:03,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:03,549 INFO L82 PathProgramCache]: Analyzing trace with hash 541359554, now seen corresponding path program 44 times [2021-07-10 11:12:03,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:03,549 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245667522] [2021-07-10 11:12:03,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:04,135 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:04,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245667522] [2021-07-10 11:12:04,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245667522] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:04,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347337048] [2021-07-10 11:12:04,136 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:04,189 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:12:04,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:12:04,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 76 conjunts are in the unsatisfiable core [2021-07-10 11:12:04,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:04,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:04,753 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 69 treesize of output 51 [2021-07-10 11:12:04,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:04,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:04,778 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 57 treesize of output 41 [2021-07-10 11:12:04,781 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:04,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:04,803 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 67 treesize of output 49 [2021-07-10 11:12:04,806 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:04,810 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 59 treesize of output 43 [2021-07-10 11:12:04,812 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:04,851 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:04,852 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:12:04,852 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:281, output treesize:101 [2021-07-10 11:12:05,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,601 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 [2021-07-10 11:12:05,602 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,606 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 15 treesize of output 11 [2021-07-10 11:12:05,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,611 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 [2021-07-10 11:12:05,612 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,617 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,622 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 [2021-07-10 11:12:05,623 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,627 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,632 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 18 treesize of output 14 [2021-07-10 11:12:05,633 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,637 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 28 treesize of output 22 [2021-07-10 11:12:05,638 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,642 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,646 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,650 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,653 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,656 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,656 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:05,659 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,712 INFO L628 ElimStorePlain]: treesize reduction 45, result has 57.9 percent of original size [2021-07-10 11:12:05,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:05,716 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 20 treesize of output 9 [2021-07-10 11:12:05,716 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,719 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 5 [2021-07-10 11:12:05,719 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:05,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:05,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-07-10 11:12:05,742 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:377, output treesize:46 [2021-07-10 11:12:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:05,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347337048] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:05,861 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:05,861 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 46 [2021-07-10 11:12:05,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200093681] [2021-07-10 11:12:05,861 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-10 11:12:05,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:05,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-10 11:12:05,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1936, Unknown=0, NotChecked=0, Total=2070 [2021-07-10 11:12:05,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:05,862 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:05,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 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) [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:05,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:05,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:05,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:07,067 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 116 [2021-07-10 11:12:08,442 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 116 [2021-07-10 11:12:12,401 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-10 11:12:12,682 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-07-10 11:12:12,908 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:13,131 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:13,334 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:13,538 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:13,741 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:13,947 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-07-10 11:12:14,233 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-07-10 11:12:14,665 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2021-07-10 11:12:15,824 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:15,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-10 11:12:16,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable854 [2021-07-10 11:12:16,127 INFO L430 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:16,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:16,137 INFO L82 PathProgramCache]: Analyzing trace with hash -465669294, now seen corresponding path program 45 times [2021-07-10 11:12:16,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:16,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751690262] [2021-07-10 11:12:16,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:16,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:16,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751690262] [2021-07-10 11:12:16,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751690262] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:16,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777571934] [2021-07-10 11:12:16,640 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:16,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-10 11:12:16,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:12:16,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 67 conjunts are in the unsatisfiable core [2021-07-10 11:12:16,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:17,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:17,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:17,056 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 [2021-07-10 11:12:17,057 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:17,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:17,059 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 [2021-07-10 11:12:17,060 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:17,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:17,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:12:17,077 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:37 [2021-07-10 11:12:17,971 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-07-10 11:12:18,022 INFO L446 ElimStorePlain]: Different costs {21=[array_4], 28=[array_0]} [2021-07-10 11:12:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,045 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 70 treesize of output 46 [2021-07-10 11:12:18,047 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,069 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 [2021-07-10 11:12:18,071 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,093 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 72 treesize of output 48 [2021-07-10 11:12:18,095 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:18,106 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 [2021-07-10 11:12:18,109 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:18,205 INFO L628 ElimStorePlain]: treesize reduction 38, result has 72.7 percent of original size [2021-07-10 11:12:18,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,209 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 9 treesize of output 3 [2021-07-10 11:12:18,210 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,214 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 11 treesize of output 3 [2021-07-10 11:12:18,214 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:18,217 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 7 [2021-07-10 11:12:18,218 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:18,226 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:18,264 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:18,265 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:12:18,265 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:369, output treesize:55 [2021-07-10 11:12:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:18,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777571934] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:18,395 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:18,395 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 42 [2021-07-10 11:12:18,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627737733] [2021-07-10 11:12:18,442 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-10 11:12:18,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:18,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-10 11:12:18,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1608, Unknown=0, NotChecked=0, Total=1722 [2021-07-10 11:12:18,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:18,443 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:18,443 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 42 states have internal predecessors, (56), 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) [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:18,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-10 11:12:18,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:20,982 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 51 [2021-07-10 11:12:21,232 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 71 [2021-07-10 11:12:21,532 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2021-07-10 11:12:21,861 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 97 [2021-07-10 11:12:22,246 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2021-07-10 11:12:22,463 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-07-10 11:12:22,642 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:26,281 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable875 [2021-07-10 11:12:26,281 INFO L430 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:26,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:26,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1662466150, now seen corresponding path program 46 times [2021-07-10 11:12:26,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:26,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963889569] [2021-07-10 11:12:26,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:26,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:26,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963889569] [2021-07-10 11:12:26,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963889569] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:26,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63020578] [2021-07-10 11:12:26,877 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:26,946 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:12:26,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:12:26,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 76 conjunts are in the unsatisfiable core [2021-07-10 11:12:26,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:27,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:12:27,096 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:12:27,098 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,106 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:27,107 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:12:27,107 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:25 [2021-07-10 11:12:27,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:27,660 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 69 treesize of output 51 [2021-07-10 11:12:27,663 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:27,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:27,679 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 67 treesize of output 49 [2021-07-10 11:12:27,681 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:27,698 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 57 treesize of output 41 [2021-07-10 11:12:27,700 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:27,703 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,742 INFO L628 ElimStorePlain]: treesize reduction 32, result has 65.2 percent of original size [2021-07-10 11:12:27,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:27,745 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 7 [2021-07-10 11:12:27,746 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,747 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 11 treesize of output 3 [2021-07-10 11:12:27,748 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:27,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:27,772 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:27,773 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:12:27,773 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:293, output treesize:38 [2021-07-10 11:12:27,879 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:27,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63020578] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:27,880 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:27,880 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 39 [2021-07-10 11:12:27,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143099901] [2021-07-10 11:12:27,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-07-10 11:12:27,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:27,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-07-10 11:12:27,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1382, Unknown=0, NotChecked=0, Total=1482 [2021-07-10 11:12:27,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:27,881 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:27,881 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.358974358974359) internal successors, (53), 39 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) [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:27,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:29,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:29,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable899 [2021-07-10 11:12:29,845 INFO L430 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:29,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:29,845 INFO L82 PathProgramCache]: Analyzing trace with hash 668494450, now seen corresponding path program 47 times [2021-07-10 11:12:29,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:29,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176842960] [2021-07-10 11:12:29,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:30,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:30,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176842960] [2021-07-10 11:12:30,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176842960] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:30,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200038981] [2021-07-10 11:12:30,315 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:30,378 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-10 11:12:30,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:12:30,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 56 conjunts are in the unsatisfiable core [2021-07-10 11:12:30,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:30,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:30,551 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 [2021-07-10 11:12:30,552 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:30,554 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 [2021-07-10 11:12:30,555 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:30,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:30,603 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:12:30,603 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:12:30,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:30,909 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 [2021-07-10 11:12:30,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:30,912 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 15 treesize of output 11 [2021-07-10 11:12:30,912 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:30,929 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:12:30,929 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:12:30,930 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:12:30,930 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:12:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:30,968 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200038981] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:30,968 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:30,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 38 [2021-07-10 11:12:30,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332478366] [2021-07-10 11:12:30,969 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-07-10 11:12:30,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:30,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-07-10 11:12:30,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1309, Unknown=0, NotChecked=0, Total=1406 [2021-07-10 11:12:30,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:30,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:30,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 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) [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:30,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:30,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:32,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable914 [2021-07-10 11:12:32,918 INFO L430 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:32,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:32,918 INFO L82 PathProgramCache]: Analyzing trace with hash -93956796, now seen corresponding path program 48 times [2021-07-10 11:12:32,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:32,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599998030] [2021-07-10 11:12:32,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:33,972 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:33,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599998030] [2021-07-10 11:12:33,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599998030] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:33,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33406755] [2021-07-10 11:12:33,972 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:34,029 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 11:12:34,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:12:34,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 107 conjunts are in the unsatisfiable core [2021-07-10 11:12:34,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,305 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 [2021-07-10 11:12:36,307 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,330 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 104 treesize of output 70 [2021-07-10 11:12:36,335 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:36,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:36,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,452 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 94 treesize of output 62 [2021-07-10 11:12:36,454 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:36,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:36,514 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 92 treesize of output 60 [2021-07-10 11:12:36,517 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:36,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:36,558 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:12:36,558 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:427, output treesize:107 [2021-07-10 11:12:37,255 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 11:12:37,590 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-07-10 11:12:37,983 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-07-10 11:12:38,429 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-07-10 11:12:38,925 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-07-10 11:12:39,542 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-07-10 11:12:40,182 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-07-10 11:12:40,328 INFO L446 ElimStorePlain]: Different costs {36=[array_4], 78=[array_0]} [2021-07-10 11:12:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,378 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 [2021-07-10 11:12:40,382 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,432 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 95 treesize of output 63 [2021-07-10 11:12:40,435 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,485 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 114 treesize of output 78 [2021-07-10 11:12:40,489 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:40,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,542 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 92 treesize of output 60 [2021-07-10 11:12:40,546 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,606 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 [2021-07-10 11:12:40,609 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,665 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 104 treesize of output 70 [2021-07-10 11:12:40,669 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,721 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 105 treesize of output 71 [2021-07-10 11:12:40,725 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:40,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,778 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 94 treesize of output 62 [2021-07-10 11:12:40,782 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:40,832 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 112 treesize of output 76 [2021-07-10 11:12:40,837 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2021-07-10 11:12:40,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:40,897 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 104 treesize of output 70 [2021-07-10 11:12:40,900 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2021-07-10 11:12:41,249 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 84 [2021-07-10 11:12:41,250 INFO L628 ElimStorePlain]: treesize reduction 146, result has 71.4 percent of original size [2021-07-10 11:12:41,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,256 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 9 treesize of output 3 [2021-07-10 11:12:41,257 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,263 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 5 [2021-07-10 11:12:41,263 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,269 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 24 treesize of output 9 [2021-07-10 11:12:41,270 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,275 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 44 treesize of output 19 [2021-07-10 11:12:41,276 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:41,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,295 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 7 [2021-07-10 11:12:41,296 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,301 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 11 treesize of output 3 [2021-07-10 11:12:41,301 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:41,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,316 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 7 [2021-07-10 11:12:41,316 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,321 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 7 [2021-07-10 11:12:41,322 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:41,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,335 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 20 treesize of output 9 [2021-07-10 11:12:41,336 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,341 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 12 treesize of output 5 [2021-07-10 11:12:41,342 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:41,346 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 23 treesize of output 11 [2021-07-10 11:12:41,347 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:41,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:41,468 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-07-10 11:12:41,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:41,473 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:12:41,473 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 7 variables, input treesize:1181, output treesize:185 [2021-07-10 11:12:41,702 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-07-10 11:12:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:41,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33406755] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:41,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:41,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 30] total 59 [2021-07-10 11:12:41,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347606624] [2021-07-10 11:12:41,823 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-07-10 11:12:41,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:41,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-07-10 11:12:41,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=3236, Unknown=0, NotChecked=0, Total=3422 [2021-07-10 11:12:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:41,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:41,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 59 states have internal predecessors, (71), 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) [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:41,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:44,341 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-07-10 11:12:44,578 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-07-10 11:12:45,572 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-07-10 11:12:45,845 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-07-10 11:12:46,100 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2021-07-10 11:12:46,447 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-07-10 11:12:46,975 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 113 [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:47,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable917,55 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:47,281 INFO L430 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:12:47,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:12:47,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1818020784, now seen corresponding path program 49 times [2021-07-10 11:12:47,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:12:47,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064710299] [2021-07-10 11:12:47,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:12:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:48,048 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:12:48,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064710299] [2021-07-10 11:12:48,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064710299] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:48,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83639063] [2021-07-10 11:12:48,049 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:12:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:12:48,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 86 conjunts are in the unsatisfiable core [2021-07-10 11:12:48,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:12:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,330 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 92 treesize of output 60 [2021-07-10 11:12:50,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,381 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 93 treesize of output 61 [2021-07-10 11:12:50,383 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,423 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 103 treesize of output 69 [2021-07-10 11:12:50,426 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:50,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:12:50,446 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 [2021-07-10 11:12:50,449 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:50,524 INFO L628 ElimStorePlain]: treesize reduction 2, result has 97.9 percent of original size [2021-07-10 11:12:50,527 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2021-07-10 11:12:50,527 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:449, output treesize:87 [2021-07-10 11:12:51,644 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 3=[array_0]} [2021-07-10 11:12:51,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,649 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 34 treesize of output 26 [2021-07-10 11:12:51,650 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,654 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 [2021-07-10 11:12:51,655 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2021-07-10 11:12:51,660 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,664 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 [2021-07-10 11:12:51,665 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:12:51,668 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,671 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 35 treesize of output 27 [2021-07-10 11:12:51,673 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2021-07-10 11:12:51,808 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2021-07-10 11:12:51,809 INFO L628 ElimStorePlain]: treesize reduction 188, result has 27.7 percent of original size [2021-07-10 11:12:51,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,813 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 7 [2021-07-10 11:12:51,814 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:12:51,817 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 11 treesize of output 3 [2021-07-10 11:12:51,817 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:12:51,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:51,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:12:51,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:12:51,855 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:256, output treesize:38 [2021-07-10 11:12:52,036 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:12:52,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83639063] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:12:52,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:12:52,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 59 [2021-07-10 11:12:52,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68999154] [2021-07-10 11:12:52,037 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-07-10 11:12:52,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:12:52,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-07-10 11:12:52,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=3283, Unknown=0, NotChecked=0, Total=3422 [2021-07-10 11:12:52,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:52,038 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:12:52,039 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.2372881355932204) internal successors, (73), 59 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:52,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:12:52,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:12:52,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:12:58,672 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 116 [2021-07-10 11:12:58,999 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 117 [2021-07-10 11:12:59,337 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 117 [2021-07-10 11:12:59,709 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 117 [2021-07-10 11:13:00,077 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 115 [2021-07-10 11:13:00,474 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 117 [2021-07-10 11:13:00,848 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 115 [2021-07-10 11:13:01,242 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 115 [2021-07-10 11:13:01,676 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2021-07-10 11:13:02,104 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2021-07-10 11:13:02,688 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-07-10 11:13:03,142 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 113 [2021-07-10 11:13:03,605 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-07-10 11:13:04,042 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-07-10 11:13:04,485 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-07-10 11:13:04,892 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-07-10 11:13:05,319 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-07-10 11:13:05,731 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-07-10 11:13:06,855 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 120 [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:07,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:07,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:07,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable967,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:07,243 INFO L430 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:07,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:07,244 INFO L82 PathProgramCache]: Analyzing trace with hash 133482278, now seen corresponding path program 50 times [2021-07-10 11:13:07,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:07,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528328432] [2021-07-10 11:13:07,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:07,982 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:07,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528328432] [2021-07-10 11:13:07,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528328432] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:07,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755895466] [2021-07-10 11:13:07,982 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:08,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:13:08,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:13:08,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 62 conjunts are in the unsatisfiable core [2021-07-10 11:13:08,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:08,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:08,805 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 [2021-07-10 11:13:08,805 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,807 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 [2021-07-10 11:13:08,808 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,810 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 [2021-07-10 11:13:08,811 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:08,814 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 [2021-07-10 11:13:08,814 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,816 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 [2021-07-10 11:13:08,817 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:08,819 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:08,874 INFO L628 ElimStorePlain]: treesize reduction 14, result has 69.6 percent of original size [2021-07-10 11:13:08,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:13:08,875 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:13:09,388 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 [2021-07-10 11:13:09,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:09,391 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 [2021-07-10 11:13:09,392 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:09,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:09,394 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 16 treesize of output 12 [2021-07-10 11:13:09,395 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:09,397 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 17 treesize of output 13 [2021-07-10 11:13:09,398 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:09,416 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:13:09,416 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:13:09,417 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:09,417 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:13:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:09,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755895466] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:09,475 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:13:09,475 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 61 [2021-07-10 11:13:09,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586967841] [2021-07-10 11:13:09,475 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-07-10 11:13:09,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:13:09,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-07-10 11:13:09,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=3507, Unknown=0, NotChecked=0, Total=3660 [2021-07-10 11:13:09,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:09,477 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:13:09,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.2459016393442623) internal successors, (76), 61 states have internal predecessors, (76), 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) [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:09,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:09,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:09,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:09,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:09,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:16,768 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2021-07-10 11:13:17,857 WARN L205 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 128 [2021-07-10 11:13:19,061 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 160 DAG size of output: 132 [2021-07-10 11:13:20,290 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 164 DAG size of output: 136 [2021-07-10 11:13:21,812 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 168 DAG size of output: 140 [2021-07-10 11:13:23,459 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 172 DAG size of output: 144 [2021-07-10 11:13:25,057 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 175 DAG size of output: 147 [2021-07-10 11:13:25,592 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 141 [2021-07-10 11:13:26,116 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 146 [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:26,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:26,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:26,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable986 [2021-07-10 11:13:26,489 INFO L430 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:26,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:26,489 INFO L82 PathProgramCache]: Analyzing trace with hash 2039858354, now seen corresponding path program 51 times [2021-07-10 11:13:26,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:26,489 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911327744] [2021-07-10 11:13:26,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:27,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:27,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911327744] [2021-07-10 11:13:27,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911327744] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:27,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116882227] [2021-07-10 11:13:27,344 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:27,412 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-10 11:13:27,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:13:27,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 85 conjunts are in the unsatisfiable core [2021-07-10 11:13:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 70 [2021-07-10 11:13:28,227 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 11:13:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-07-10 11:13:28,266 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:28,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 62 [2021-07-10 11:13:28,305 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:28,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2021-07-10 11:13:28,326 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:28,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:28,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:13:28,360 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:427, output treesize:107 [2021-07-10 11:13:29,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,149 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 18 treesize of output 14 [2021-07-10 11:13:29,150 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,153 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 [2021-07-10 11:13:29,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,158 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 [2021-07-10 11:13:29,158 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,164 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 [2021-07-10 11:13:29,165 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,168 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 28 treesize of output 22 [2021-07-10 11:13:29,169 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,172 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,175 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,177 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,180 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,183 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,186 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 [2021-07-10 11:13:29,187 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,190 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 18 treesize of output 14 [2021-07-10 11:13:29,191 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:29,193 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,196 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 [2021-07-10 11:13:29,196 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,245 INFO L628 ElimStorePlain]: treesize reduction 73, result has 45.9 percent of original size [2021-07-10 11:13:29,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:29,248 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 5 [2021-07-10 11:13:29,249 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,251 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 20 treesize of output 9 [2021-07-10 11:13:29,251 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:29,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:29,269 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-07-10 11:13:29,269 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:377, output treesize:46 [2021-07-10 11:13:29,385 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:29,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116882227] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:29,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:13:29,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 51 [2021-07-10 11:13:29,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878853139] [2021-07-10 11:13:29,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-07-10 11:13:29,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:13:29,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-07-10 11:13:29,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=2400, Unknown=0, NotChecked=0, Total=2550 [2021-07-10 11:13:29,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:29,387 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:13:29,387 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 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) [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:29,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:29,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:30,850 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2021-07-10 11:13:32,098 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2021-07-10 11:13:36,863 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-07-10 11:13:37,147 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2021-07-10 11:13:37,368 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:37,590 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:37,813 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:38,036 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:38,262 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:38,490 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:38,716 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-07-10 11:13:39,002 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-07-10 11:13:39,477 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 150 [2021-07-10 11:13:40,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:40,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:40,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:40,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:40,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:13:41,210 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable994 [2021-07-10 11:13:41,210 INFO L430 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:41,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:41,210 INFO L82 PathProgramCache]: Analyzing trace with hash 654394832, now seen corresponding path program 52 times [2021-07-10 11:13:41,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:41,211 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063920143] [2021-07-10 11:13:41,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:41,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:41,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063920143] [2021-07-10 11:13:41,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063920143] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:41,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994359466] [2021-07-10 11:13:41,657 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 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:41,714 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:13:41,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:13:41,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 56 conjunts are in the unsatisfiable core [2021-07-10 11:13:41,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:41,871 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 16 treesize of output 12 [2021-07-10 11:13:41,872 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:41,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:13:41,875 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:41,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:41,891 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:41,891 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2021-07-10 11:13:42,191 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 [2021-07-10 11:13:42,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:42,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:42,195 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 [2021-07-10 11:13:42,196 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:42,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:42,199 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 [2021-07-10 11:13:42,200 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:42,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:13:42,202 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:42,221 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:13:42,221 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:13:42,221 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:42,222 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:13:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:42,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994359466] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:42,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:13:42,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 38 [2021-07-10 11:13:42,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199820063] [2021-07-10 11:13:42,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-07-10 11:13:42,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:13:42,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-07-10 11:13:42,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1309, Unknown=0, NotChecked=0, Total=1406 [2021-07-10 11:13:42,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:42,267 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:13:42,267 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 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) [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:42,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:42,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:13:42,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:45,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:45,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:45,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:13:45,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:45,301 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1016 [2021-07-10 11:13:45,301 INFO L430 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:45,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:45,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1769153550, now seen corresponding path program 53 times [2021-07-10 11:13:45,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:45,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231553850] [2021-07-10 11:13:45,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:45,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:45,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231553850] [2021-07-10 11:13:45,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231553850] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:45,761 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141387429] [2021-07-10 11:13:45,761 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 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:45,822 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-10 11:13:45,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:13:45,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 51 conjunts are in the unsatisfiable core [2021-07-10 11:13:45,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:45,955 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 16 treesize of output 12 [2021-07-10 11:13:45,956 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:45,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:13:45,959 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:45,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:45,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:45,974 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2021-07-10 11:13:46,227 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 [2021-07-10 11:13:46,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:46,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:46,231 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 [2021-07-10 11:13:46,232 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:46,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:46,234 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 [2021-07-10 11:13:46,235 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:46,237 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 [2021-07-10 11:13:46,238 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:46,257 INFO L628 ElimStorePlain]: treesize reduction 24, result has 35.1 percent of original size [2021-07-10 11:13:46,257 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:13:46,257 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:46,258 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:13:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:46,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141387429] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:46,301 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:13:46,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 35 [2021-07-10 11:13:46,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001892117] [2021-07-10 11:13:46,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-10 11:13:46,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:13:46,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-10 11:13:46,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1102, Unknown=0, NotChecked=0, Total=1190 [2021-07-10 11:13:46,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:46,302 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:13:46,302 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 35 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:46,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:46,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-07-10 11:13:46,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:46,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:52,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:52,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:13:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:52,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1022 [2021-07-10 11:13:52,562 INFO L430 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:52,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:52,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1158762962, now seen corresponding path program 54 times [2021-07-10 11:13:52,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:52,562 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440735076] [2021-07-10 11:13:52,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:53,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:53,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440735076] [2021-07-10 11:13:53,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440735076] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:53,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272017739] [2021-07-10 11:13:53,193 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 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:53,254 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 11:13:53,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:13:53,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 85 conjunts are in the unsatisfiable core [2021-07-10 11:13:53,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:53,792 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 [2021-07-10 11:13:53,793 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:53,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:53,796 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 [2021-07-10 11:13:53,797 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:53,813 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:53,815 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 11:13:53,815 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:37 [2021-07-10 11:13:54,838 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 11:13:55,079 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-07-10 11:13:55,342 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-07-10 11:13:55,391 INFO L446 ElimStorePlain]: Different costs {36=[array_4], 66=[array_0]} [2021-07-10 11:13:55,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,431 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 [2021-07-10 11:13:55,433 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,472 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 94 treesize of output 62 [2021-07-10 11:13:55,475 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,542 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 104 treesize of output 70 [2021-07-10 11:13:55,545 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:13:55,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:13:55,565 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 92 treesize of output 60 [2021-07-10 11:13:55,568 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,653 INFO L628 ElimStorePlain]: treesize reduction 38, result has 72.7 percent of original size [2021-07-10 11:13:55,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,658 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 9 treesize of output 3 [2021-07-10 11:13:55,659 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,663 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 11 treesize of output 3 [2021-07-10 11:13:55,663 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:55,666 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 21 treesize of output 7 [2021-07-10 11:13:55,667 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:55,675 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:55,711 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:55,713 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:13:55,713 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:457, output treesize:55 [2021-07-10 11:13:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:55,860 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [272017739] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:55,860 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:13:55,860 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 52 [2021-07-10 11:13:55,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410237669] [2021-07-10 11:13:55,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-07-10 11:13:55,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:13:55,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-07-10 11:13:55,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=2508, Unknown=0, NotChecked=0, Total=2652 [2021-07-10 11:13:55,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:55,861 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:13:55,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 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) [2021-07-10 11:13:55,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:55,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:55,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:55,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:55,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:13:58,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:13:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:13:58,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:13:58,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1029 [2021-07-10 11:13:58,956 INFO L430 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:13:58,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:13:58,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1638413950, now seen corresponding path program 55 times [2021-07-10 11:13:58,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:13:58,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746200481] [2021-07-10 11:13:58,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:13:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:59,478 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:13:59,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:13:59,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746200481] [2021-07-10 11:13:59,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746200481] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:13:59,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56469836] [2021-07-10 11:13:59,479 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 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:13:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:13:59,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 62 conjunts are in the unsatisfiable core [2021-07-10 11:13:59,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:13:59,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:13:59,722 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 [2021-07-10 11:13:59,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:59,724 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 [2021-07-10 11:13:59,725 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:13:59,739 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:13:59,740 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:13:59,740 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:14:00,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:00,098 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 [2021-07-10 11:14:00,099 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:00,101 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 [2021-07-10 11:14:00,101 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:00,118 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:14:00,118 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:14:00,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:14:00,118 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:14:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:14:00,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56469836] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:14:00,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:14:00,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 42 [2021-07-10 11:14:00,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063032277] [2021-07-10 11:14:00,160 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-10 11:14:00,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:14:00,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-10 11:14:00,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1614, Unknown=0, NotChecked=0, Total=1722 [2021-07-10 11:14:00,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:00,161 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:14:00,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 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) [2021-07-10 11:14:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:14:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:00,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:00,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:02,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:02,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 62 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1055 [2021-07-10 11:14:02,649 INFO L430 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:14:02,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:14:02,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1406326836, now seen corresponding path program 56 times [2021-07-10 11:14:02,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:14:02,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247503635] [2021-07-10 11:14:02,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:14:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:14:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:14:04,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:14:04,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247503635] [2021-07-10 11:14:04,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247503635] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:14:04,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6373856] [2021-07-10 11:14:04,160 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 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:14:04,218 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:14:04,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:14:04,238 WARN L261 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 141 conjunts are in the unsatisfiable core [2021-07-10 11:14:04,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:14:05,790 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-07-10 11:14:06,147 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-07-10 11:14:06,495 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-07-10 11:14:06,991 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-07-10 11:14:07,478 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-07-10 11:14:07,964 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-07-10 11:14:08,671 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-07-10 11:14:09,324 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-07-10 11:14:09,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,506 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-07-10 11:14:09,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 115 [2021-07-10 11:14:09,508 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:09,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 117 [2021-07-10 11:14:09,564 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:09,747 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-07-10 11:14:09,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 115 [2021-07-10 11:14:09,853 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:09,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:09,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:09,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 107 [2021-07-10 11:14:09,901 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:10,022 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-07-10 11:14:10,022 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:10,030 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:14:10,030 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:699, output treesize:399 [2021-07-10 11:14:11,185 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-07-10 11:14:11,950 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 208 [2021-07-10 11:14:12,810 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 208 [2021-07-10 11:14:13,729 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 208 [2021-07-10 11:14:14,468 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2021-07-10 11:14:15,173 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2021-07-10 11:14:15,895 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2021-07-10 11:14:16,820 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 208 [2021-07-10 11:14:17,499 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2021-07-10 11:14:17,622 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_307, v_prenex_309, array_4, v_prenex_311, v_prenex_313], 45=[v_prenex_306, v_prenex_308, array_0, v_prenex_310, v_prenex_312]} [2021-07-10 11:14:17,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 75 [2021-07-10 11:14:17,661 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:17,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 77 [2021-07-10 11:14:17,673 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 11:14:17,973 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 176 [2021-07-10 11:14:17,974 INFO L628 ElimStorePlain]: treesize reduction 438, result has 45.0 percent of original size [2021-07-10 11:14:17,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 77 [2021-07-10 11:14:17,983 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,063 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 70 [2021-07-10 11:14:18,072 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,131 INFO L518 ElimStorePlain]: Eliminatee v_prenex_311 vanished before elimination [2021-07-10 11:14:18,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 77 [2021-07-10 11:14:18,139 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-10 11:14:18,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,195 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 11 treesize of output 3 [2021-07-10 11:14:18,195 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,200 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 7 [2021-07-10 11:14:18,200 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,254 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,259 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 20 treesize of output 9 [2021-07-10 11:14:18,260 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,307 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 5 [2021-07-10 11:14:18,308 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,351 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,351 INFO L518 ElimStorePlain]: Eliminatee v_prenex_310 vanished before elimination [2021-07-10 11:14:18,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,356 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 11 treesize of output 3 [2021-07-10 11:14:18,357 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:18,360 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 7 [2021-07-10 11:14:18,361 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:18,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,408 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:18,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 10 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-07-10 11:14:18,411 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 15 variables, input treesize:937, output treesize:52 [2021-07-10 11:14:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:14:18,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6373856] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:14:18,588 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:14:18,588 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 32] total 63 [2021-07-10 11:14:18,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917592759] [2021-07-10 11:14:18,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-07-10 11:14:18,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:14:18,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-07-10 11:14:18,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=3772, Unknown=0, NotChecked=0, Total=3906 [2021-07-10 11:14:18,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:18,589 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:14:18,589 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 63 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) [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:18,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:18,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:18,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:24,856 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-10 11:14:26,467 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 80 [2021-07-10 11:14:26,908 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 87 [2021-07-10 11:14:27,706 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 222 [2021-07-10 11:14:28,495 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 105 [2021-07-10 11:14:29,531 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2021-07-10 11:14:30,444 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 113 [2021-07-10 11:14:31,898 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 161 [2021-07-10 11:14:32,927 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 121 [2021-07-10 11:14:34,121 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 125 [2021-07-10 11:14:35,140 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 129 [2021-07-10 11:14:36,162 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 259 [2021-07-10 11:14:38,233 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 293 DAG size of output: 273 [2021-07-10 11:14:38,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:38,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:14:38,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:38,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:38,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:38,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:38,691 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1058 [2021-07-10 11:14:38,692 INFO L430 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:14:38,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:14:38,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1968841700, now seen corresponding path program 57 times [2021-07-10 11:14:38,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:14:38,692 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289319807] [2021-07-10 11:14:38,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:14:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:14:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:14:39,985 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:14:39,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289319807] [2021-07-10 11:14:39,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289319807] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:14:39,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724369049] [2021-07-10 11:14:39,986 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 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:14:40,055 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-10 11:14:40,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:14:40,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 96 conjunts are in the unsatisfiable core [2021-07-10 11:14:40,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:14:41,589 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:41,881 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:42,175 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:42,471 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:42,775 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:43,079 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:43,376 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:43,672 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:43,959 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-07-10 11:14:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,087 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 104 treesize of output 68 [2021-07-10 11:14:44,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,162 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 103 treesize of output 67 [2021-07-10 11:14:44,165 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,239 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 103 treesize of output 67 [2021-07-10 11:14:44,242 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,315 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 114 treesize of output 76 [2021-07-10 11:14:44,319 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,389 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 104 treesize of output 68 [2021-07-10 11:14:44,393 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:14:44,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:44,427 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 [2021-07-10 11:14:44,430 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:44,557 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-07-10 11:14:44,558 INFO L628 ElimStorePlain]: treesize reduction 2, result has 98.5 percent of original size [2021-07-10 11:14:44,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2021-07-10 11:14:44,562 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:721, output treesize:125 [2021-07-10 11:14:46,044 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_319, array_4], 1=[v_prenex_318, array_0]} [2021-07-10 11:14:46,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:14:46,049 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:46,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:14:46,053 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:46,088 INFO L628 ElimStorePlain]: treesize reduction 38, result has 54.8 percent of original size [2021-07-10 11:14:46,090 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 27 treesize of output 21 [2021-07-10 11:14:46,091 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:14:46,111 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:46,112 INFO L518 ElimStorePlain]: Eliminatee v_prenex_318 vanished before elimination [2021-07-10 11:14:46,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:46,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:46,115 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 11 treesize of output 3 [2021-07-10 11:14:46,116 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:46,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:14:46,119 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 21 treesize of output 7 [2021-07-10 11:14:46,120 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:14:46,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:46,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:14:46,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 11:14:46,147 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:119, output treesize:18 [2021-07-10 11:14:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:14:46,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724369049] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:14:46,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:14:46,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 66 [2021-07-10 11:14:46,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654993043] [2021-07-10 11:14:46,237 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-07-10 11:14:46,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:14:46,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-07-10 11:14:46,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=4093, Unknown=0, NotChecked=0, Total=4290 [2021-07-10 11:14:46,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:46,238 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:14:46,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.196969696969697) internal successors, (79), 66 states have internal predecessors, (79), 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) [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:46,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:14:46,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:14:46,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:14:55,976 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-07-10 11:14:56,627 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:14:57,158 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:14:57,749 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:14:58,338 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:14:58,906 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:14:59,506 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:15:00,054 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:15:00,622 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:15:01,193 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 159 [2021-07-10 11:15:01,838 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 109 [2021-07-10 11:15:02,332 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 95 [2021-07-10 11:15:02,927 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:03,385 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:03,858 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:04,333 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:04,804 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:05,267 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:05,712 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:06,191 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:06,668 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-07-10 11:15:07,147 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:07,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:07,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 64 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1133 [2021-07-10 11:15:07,552 INFO L430 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:15:07,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:15:07,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1562102290, now seen corresponding path program 58 times [2021-07-10 11:15:07,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:15:07,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602047399] [2021-07-10 11:15:07,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:15:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:15:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:08,312 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:15:08,312 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602047399] [2021-07-10 11:15:08,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602047399] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:08,312 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825115691] [2021-07-10 11:15:08,312 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 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:15:08,371 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 11:15:08,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:15:08,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 68 conjunts are in the unsatisfiable core [2021-07-10 11:15:08,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:15:08,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:08,874 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 [2021-07-10 11:15:08,875 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,877 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 7 treesize of output 5 [2021-07-10 11:15:08,878 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,881 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 [2021-07-10 11:15:08,881 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:08,884 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 [2021-07-10 11:15:08,885 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:15:08,887 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:15:08,890 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:08,920 INFO L628 ElimStorePlain]: treesize reduction 6, result has 84.2 percent of original size [2021-07-10 11:15:08,921 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 11:15:08,921 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:107, output treesize:32 [2021-07-10 11:15:09,413 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 [2021-07-10 11:15:09,414 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:09,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:09,416 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 [2021-07-10 11:15:09,416 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:09,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:09,419 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 [2021-07-10 11:15:09,419 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:09,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:15:09,421 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:09,436 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:15:09,436 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:15:09,436 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:15:09,437 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:15:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:09,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825115691] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:09,507 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:15:09,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 55 [2021-07-10 11:15:09,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405514754] [2021-07-10 11:15:09,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-07-10 11:15:09,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:15:09,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-07-10 11:15:09,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=2824, Unknown=0, NotChecked=0, Total=2970 [2021-07-10 11:15:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:15:09,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:15:09,509 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.2181818181818183) internal successors, (67), 55 states have internal predecessors, (67), 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) [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:09,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:15:16,471 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:18,682 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:20,401 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 451 DAG size of output: 400 [2021-07-10 11:15:22,435 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:24,342 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:26,421 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:28,525 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:30,447 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-10 11:15:31,492 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 274 [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:31,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:31,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:31,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:15:31,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:31,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:15:32,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1161,65 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:15:32,005 INFO L430 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:15:32,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:15:32,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1304010690, now seen corresponding path program 59 times [2021-07-10 11:15:32,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:15:32,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588859984] [2021-07-10 11:15:32,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:15:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:15:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:33,067 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:15:33,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588859984] [2021-07-10 11:15:33,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588859984] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:33,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169159939] [2021-07-10 11:15:33,067 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 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:15:33,140 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-10 11:15:33,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:15:33,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 94 conjunts are in the unsatisfiable core [2021-07-10 11:15:33,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:15:34,230 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-07-10 11:15:34,478 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 11:15:34,746 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-07-10 11:15:35,029 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-07-10 11:15:35,384 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-07-10 11:15:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,487 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 105 treesize of output 69 [2021-07-10 11:15:35,490 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:35,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,547 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 [2021-07-10 11:15:35,551 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:35,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,611 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 [2021-07-10 11:15:35,615 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 11:15:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:15:35,643 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 103 treesize of output 67 [2021-07-10 11:15:35,647 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:35,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:15:35,708 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-07-10 11:15:35,708 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:489, output treesize:125 [2021-07-10 11:15:37,918 INFO L446 ElimStorePlain]: Different costs {1=[array_4], 21=[array_0]} [2021-07-10 11:15:37,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,925 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 26 treesize of output 20 [2021-07-10 11:15:37,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,933 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 [2021-07-10 11:15:37,934 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,940 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 19 treesize of output 15 [2021-07-10 11:15:37,941 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,946 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 18 treesize of output 14 [2021-07-10 11:15:37,947 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,953 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 28 treesize of output 22 [2021-07-10 11:15:37,954 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,960 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 [2021-07-10 11:15:37,961 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,967 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 [2021-07-10 11:15:37,967 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,974 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 [2021-07-10 11:15:37,975 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,980 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 18 treesize of output 14 [2021-07-10 11:15:37,981 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,988 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 [2021-07-10 11:15:37,989 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:37,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:37,995 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 [2021-07-10 11:15:37,996 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:38,002 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 [2021-07-10 11:15:38,003 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:38,202 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-07-10 11:15:38,202 INFO L628 ElimStorePlain]: treesize reduction 95, result has 62.3 percent of original size [2021-07-10 11:15:38,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:38,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:38,208 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 20 treesize of output 9 [2021-07-10 11:15:38,208 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:38,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:38,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:38,214 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 9 treesize of output 3 [2021-07-10 11:15:38,214 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:38,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:38,218 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 5 [2021-07-10 11:15:38,219 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:38,295 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:15:38,299 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-10 11:15:38,299 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:395, output treesize:76 [2021-07-10 11:15:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:38,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169159939] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:38,507 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:15:38,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 58 [2021-07-10 11:15:38,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115717096] [2021-07-10 11:15:38,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-07-10 11:15:38,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:15:38,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-07-10 11:15:38,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=3172, Unknown=0, NotChecked=0, Total=3306 [2021-07-10 11:15:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:15:38,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:15:38,509 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 58 states have internal predecessors, (71), 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) [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:38,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:38,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:15:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:15:42,980 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 56 [2021-07-10 11:15:43,305 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 61 [2021-07-10 11:15:43,651 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2021-07-10 11:15:44,044 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 71 [2021-07-10 11:15:44,463 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 76 [2021-07-10 11:15:44,912 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2021-07-10 11:15:45,277 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-10 11:15:45,844 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-10 11:15:46,187 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2021-07-10 11:15:46,795 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 121 [2021-07-10 11:15:47,312 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:47,839 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:48,370 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:48,903 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:49,459 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:50,008 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:50,544 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:51,104 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-10 11:15:51,695 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2021-07-10 11:15:52,612 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 208 [2021-07-10 11:15:53,464 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-07-10 11:15:54,059 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2021-07-10 11:15:54,347 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2021-07-10 11:15:54,747 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-07-10 11:15:55,205 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2021-07-10 11:15:55,596 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 75 [2021-07-10 11:15:56,138 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2021-07-10 11:15:56,400 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-07-10 11:15:56,613 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-07-10 11:15:56,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:56,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:56,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:15:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:57,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1169 [2021-07-10 11:15:57,101 INFO L430 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:15:57,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:15:57,101 INFO L82 PathProgramCache]: Analyzing trace with hash -2075502108, now seen corresponding path program 60 times [2021-07-10 11:15:57,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:15:57,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247582213] [2021-07-10 11:15:57,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:15:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:15:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:57,659 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:15:57,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247582213] [2021-07-10 11:15:57,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247582213] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:57,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459802310] [2021-07-10 11:15:57,659 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 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:15:57,719 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 11:15:57,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:15:57,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 62 conjunts are in the unsatisfiable core [2021-07-10 11:15:57,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:15:57,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:57,917 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 [2021-07-10 11:15:57,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:57,920 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 [2021-07-10 11:15:57,921 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:57,938 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:15:57,939 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:15:57,939 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:15:58,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:58,286 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 [2021-07-10 11:15:58,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:58,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:15:58,289 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 [2021-07-10 11:15:58,290 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:58,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-10 11:15:58,293 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:58,295 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 [2021-07-10 11:15:58,296 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 11:15:58,313 INFO L628 ElimStorePlain]: treesize reduction 16, result has 44.8 percent of original size [2021-07-10 11:15:58,313 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:15:58,313 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:15:58,314 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:13 [2021-07-10 11:15:58,357 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:15:58,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459802310] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:15:58,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:15:58,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 42 [2021-07-10 11:15:58,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362463061] [2021-07-10 11:15:58,358 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-10 11:15:58,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:15:58,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-10 11:15:58,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1614, Unknown=0, NotChecked=0, Total=1722 [2021-07-10 11:15:58,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:15:58,359 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:15:58,359 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 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) [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:58,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:15:58,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:15:58,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:16:06,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:16:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:06,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:16:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:16:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:06,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1211 [2021-07-10 11:16:06,981 INFO L430 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:16:06,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:16:06,981 INFO L82 PathProgramCache]: Analyzing trace with hash -2085164826, now seen corresponding path program 61 times [2021-07-10 11:16:06,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:16:06,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086246480] [2021-07-10 11:16:06,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:16:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:16:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:16:07,843 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:16:07,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086246480] [2021-07-10 11:16:07,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086246480] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:16:07,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881016362] [2021-07-10 11:16:07,843 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 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:16:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:16:07,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 94 conjunts are in the unsatisfiable core [2021-07-10 11:16:07,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:16:08,108 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 15 treesize of output 11 [2021-07-10 11:16:08,109 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:08,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-10 11:16:08,111 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:08,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:16:08,120 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:16:08,120 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:25 [2021-07-10 11:16:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:16:08,989 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 93 treesize of output 63 [2021-07-10 11:16:08,993 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:08,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:16:09,044 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 101 treesize of output 69 [2021-07-10 11:16:09,048 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:16:09,097 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 91 treesize of output 61 [2021-07-10 11:16:09,101 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:09,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 11:16:09,122 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 103 treesize of output 71 [2021-07-10 11:16:09,126 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 11:16:09,177 INFO L628 ElimStorePlain]: treesize reduction 55, result has 52.2 percent of original size [2021-07-10 11:16:09,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:16:09,180 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 11 treesize of output 3 [2021-07-10 11:16:09,181 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:09,183 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 7 [2021-07-10 11:16:09,184 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:09,193 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:16:09,216 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:16:09,217 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:16:09,217 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:429, output treesize:38 [2021-07-10 11:16:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:16:09,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881016362] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:16:09,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:16:09,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 47 [2021-07-10 11:16:09,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151754133] [2021-07-10 11:16:09,350 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-10 11:16:09,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:16:09,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-10 11:16:09,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=2040, Unknown=0, NotChecked=0, Total=2162 [2021-07-10 11:16:09,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:16:09,351 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:16:09,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 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) [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:09,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:09,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:09,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:16:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:12,834 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1217,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:16:12,834 INFO L430 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:16:12,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:16:12,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1106782578, now seen corresponding path program 62 times [2021-07-10 11:16:12,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:16:12,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199764109] [2021-07-10 11:16:12,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:16:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:16:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:16:13,502 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:16:13,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199764109] [2021-07-10 11:16:13,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199764109] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:16:13,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222367028] [2021-07-10 11:16:13,502 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 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:16:13,560 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 11:16:13,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:16:13,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 68 conjunts are in the unsatisfiable core [2021-07-10 11:16:13,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:16:13,765 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 16 treesize of output 12 [2021-07-10 11:16:13,766 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:13,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 11:16:13,769 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:13,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 11:16:13,786 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 11:16:13,786 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:33 [2021-07-10 11:16:14,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 11:16:14,216 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 [2021-07-10 11:16:14,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:14,219 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 [2021-07-10 11:16:14,220 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 11:16:14,237 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 11:16:14,237 INFO L518 ElimStorePlain]: Eliminatee array_4 vanished before elimination [2021-07-10 11:16:14,237 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 11:16:14,237 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 11:16:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:16:14,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222367028] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:16:14,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 11:16:14,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 46 [2021-07-10 11:16:14,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951403215] [2021-07-10 11:16:14,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-10 11:16:14,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 11:16:14,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-10 11:16:14,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1951, Unknown=0, NotChecked=0, Total=2070 [2021-07-10 11:16:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:16:14,283 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 11:16:14,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 46 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) [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:14,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:14,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:14,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 11:16:17,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:17,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 11:16:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 11:16:17,221 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1234 [2021-07-10 11:16:17,221 INFO L430 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 11:16:17,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 11:16:17,222 INFO L82 PathProgramCache]: Analyzing trace with hash 608073284, now seen corresponding path program 63 times [2021-07-10 11:16:17,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 11:16:17,222 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862124964] [2021-07-10 11:16:17,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 11:16:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 11:16:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 11:16:19,767 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 11:16:19,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862124964] [2021-07-10 11:16:19,767 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862124964] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 11:16:19,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738333124] [2021-07-10 11:16:19,768 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 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:16:19,839 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-10 11:16:19,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 11:16:19,842 WARN L261 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 161 conjunts are in the unsatisfiable core [2021-07-10 11:16:19,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 11:16:21,584 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-07-10 11:16:21,936 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-07-10 11:16:22,751 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2021-07-10 11:16:23,520 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2021-07-10 11:16:24,490 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2021-07-10 11:16:25,612 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-07-10 11:16:26,812 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-07-10 11:16:28,298 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 334 [2021-07-10 11:16:29,732 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 201 [2021-07-10 11:16:31,164 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-07-10 11:16:31,165 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-07-10 11:16:31,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1237,70 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 11:16:31,366 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:582) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:597) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 53 more [2021-07-10 11:16:31,368 INFO L168 Benchmark]: Toolchain (without parser) took 565968.38 ms. Allocated memory was 199.2 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 178.7 MB in the beginning and 855.2 MB in the end (delta: -676.5 MB). Peak memory consumption was 867.0 MB. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 199.2 MB. Free memory is still 180.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.67 ms. Allocated memory is still 199.2 MB. Free memory was 178.7 MB in the beginning and 177.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L168 Benchmark]: Boogie Preprocessor took 12.78 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 176.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L168 Benchmark]: RCFGBuilder took 352.33 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 154.4 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L168 Benchmark]: TraceAbstraction took 565555.37 ms. Allocated memory was 199.2 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 153.9 MB in the beginning and 855.2 MB in the end (delta: -701.3 MB). Peak memory consumption was 841.8 MB. Max. memory is 8.0 GB. [2021-07-10 11:16:31,369 INFO L339 ainManager$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 199.2 MB. Free memory is still 180.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.67 ms. Allocated memory is still 199.2 MB. Free memory was 178.7 MB in the beginning and 177.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.78 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 176.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 352.33 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 154.4 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 565555.37 ms. Allocated memory was 199.2 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 153.9 MB in the beginning and 855.2 MB in the end (delta: -701.3 MB). Peak memory consumption was 841.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...