/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons-eq.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 01:55:10,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 01:55:10,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 01:55:10,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 01:55:10,636 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-NewStatesSleep-NoLbe.epf [2021-07-10 01:55:10,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 01:55:10,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 01:55:10,682 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 01:55:10,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 01:55:10,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 01:55:10,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 01:55:10,685 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 01:55:10,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 01:55:10,685 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 01:55:10,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 01:55:10,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 01:55:10,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:55:10,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 01:55:10,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 01:55:10,688 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 01:55:10,688 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 01:55:10,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 01:55:10,688 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 01:55:10,688 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 01:55:10,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 01:55:11,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 01:55:11,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 01:55:11,009 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 01:55:11,013 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 01:55:11,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons-eq.wvr.bpl [2021-07-10 01:55:11,014 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons-eq.wvr.bpl' [2021-07-10 01:55:11,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 01:55:11,037 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 01:55:11,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 01:55:11,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 01:55:11,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 01:55:11,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 01:55:11,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 01:55:11,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 01:55:11,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 01:55:11,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/1) ... [2021-07-10 01:55:11,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 01:55:11,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 01:55:11,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 01:55:11,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 01:55:11,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (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 01:55:11,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 01:55:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 01:55:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 01:55:11,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 01:55:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 01:55:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 01:55:11,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 01:55:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 01:55:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 01:55:11,173 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-10 01:55:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-10 01:55:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-10 01:55:11,174 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 01:55:11,330 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 01:55:11,331 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 01:55:11,343 INFO L202 PluginConnector]: Adding new model prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:55:11 BoogieIcfgContainer [2021-07-10 01:55:11,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 01:55:11,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 01:55:11,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 01:55:11,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 01:55:11,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:55:11" (1/2) ... [2021-07-10 01:55:11,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7213323e and model type prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:55:11, skipping insertion in model container [2021-07-10 01:55:11,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:55:11" (2/2) ... [2021-07-10 01:55:11,364 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons-eq.wvr.bpl [2021-07-10 01:55:11,368 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 01:55:11,368 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 01:55:11,368 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 01:55:11,369 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 01:55:11,430 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-10 01:55:11,449 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 01:55:11,516 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 01:55:11,516 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 01:55:11,520 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 01:55:11,521 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 01:55:11,521 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 01:55:11,521 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 01:55:11,521 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 01:55:11,521 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 01:55:11,641 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:11,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:11,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1748375022, now seen corresponding path program 1 times [2021-07-10 01:55:11,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:11,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117619980] [2021-07-10 01:55:11,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:55:11,778 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:11,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117619980] [2021-07-10 01:55:11,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117619980] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:55:11,779 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:55:11,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 01:55:11,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310664145] [2021-07-10 01:55:11,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 01:55:11,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:11,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 01:55:11,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 01:55:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,804 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:11,805 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:11,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,857 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 01:55:11,857 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:11,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:11,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1489506131, now seen corresponding path program 1 times [2021-07-10 01:55:11,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:11,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447474650] [2021-07-10 01:55:11,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:55:11,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:11,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447474650] [2021-07-10 01:55:11,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447474650] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:55:11,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:55:11,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 01:55:11,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850627396] [2021-07-10 01:55:11,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 01:55:11,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:11,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 01:55:11,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 01:55:11,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,892 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:11,892 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 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 01:55:11,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 01:55:11,921 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:11,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:11,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1932985482, now seen corresponding path program 1 times [2021-07-10 01:55:11,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:11,922 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613056976] [2021-07-10 01:55:11,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:11,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:55:11,959 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:11,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613056976] [2021-07-10 01:55:11,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613056976] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:55:11,959 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:55:11,959 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 01:55:11,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117430716] [2021-07-10 01:55:11,959 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 01:55:11,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:11,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 01:55:11,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-10 01:55:11,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,960 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:11,960 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:11,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:11,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 01:55:11,981 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:11,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:11,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1749788264, now seen corresponding path program 1 times [2021-07-10 01:55:11,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:11,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481459198] [2021-07-10 01:55:11,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:12,055 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 01:55:12,056 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:12,056 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481459198] [2021-07-10 01:55:12,056 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481459198] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:12,056 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469308677] [2021-07-10 01:55:12,056 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 01:55:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:12,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 01:55:12,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:12,278 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 21 treesize of output 13 [2021-07-10 01:55:12,280 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:12,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:12,283 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:12,283 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:9 [2021-07-10 01:55:12,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-07-10 01:55:12,307 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:12,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:12,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 01:55:12,314 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:12,315 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:12,316 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:12,316 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:19, output treesize:3 [2021-07-10 01:55:12,328 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 01:55:12,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469308677] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:12,328 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:12,329 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-07-10 01:55:12,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449466770] [2021-07-10 01:55:12,329 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 01:55:12,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:12,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 01:55:12,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-10 01:55:12,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:12,330 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:12,330 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 6 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 01:55:12,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:12,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:12,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:12,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:12,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:12,600 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:12,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:12,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1790920902, now seen corresponding path program 2 times [2021-07-10 01:55:12,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:12,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893638042] [2021-07-10 01:55:12,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:55:12,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:12,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893638042] [2021-07-10 01:55:12,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893638042] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:12,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963314288] [2021-07-10 01:55:12,653 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:12,699 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:55:12,699 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:12,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-10 01:55:12,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:55:12,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963314288] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:12,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:12,759 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 5 [2021-07-10 01:55:12,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313188246] [2021-07-10 01:55:12,759 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 01:55:12,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:12,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 01:55:12,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-10 01:55:12,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:12,760 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:12,760 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:12,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:12,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:12,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:13,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:13,009 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:13,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:13,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1546192477, now seen corresponding path program 3 times [2021-07-10 01:55:13,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:13,010 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341138517] [2021-07-10 01:55:13,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 01:55:13,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:13,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341138517] [2021-07-10 01:55:13,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341138517] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:13,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424339490] [2021-07-10 01:55:13,060 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:13,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 01:55:13,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:13,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-10 01:55:13,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:13,137 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 12 treesize of output 8 [2021-07-10 01:55:13,138 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:13,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,140 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:13,140 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:4 [2021-07-10 01:55:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 01:55:13,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424339490] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:13,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:13,151 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 9 [2021-07-10 01:55:13,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376734887] [2021-07-10 01:55:13,151 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 01:55:13,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:13,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 01:55:13,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-07-10 01:55:13,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:13,152 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:13,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.3) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:13,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:13,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:13,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:13,617 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:13,618 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:13,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:13,618 INFO L82 PathProgramCache]: Analyzing trace with hash -2036555136, now seen corresponding path program 4 times [2021-07-10 01:55:13,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:13,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529986862] [2021-07-10 01:55:13,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:13,757 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:13,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529986862] [2021-07-10 01:55:13,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529986862] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:13,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001903976] [2021-07-10 01:55:13,758 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:13,789 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:55:13,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:13,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-10 01:55:13,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:13,869 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-07-10 01:55:13,869 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2021-07-10 01:55:13,870 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:13,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,872 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:13,872 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:36, output treesize:17 [2021-07-10 01:55:13,910 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 23 treesize of output 19 [2021-07-10 01:55:13,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:13,915 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,916 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:13,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:25 [2021-07-10 01:55:13,968 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,968 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-07-10 01:55:13,980 INFO L550 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:13,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,993 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:13,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-07-10 01:55:13,995 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:14,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:14,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:14,001 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:31, output treesize:3 [2021-07-10 01:55:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:14,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001903976] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:14,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:14,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 14 [2021-07-10 01:55:14,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141367909] [2021-07-10 01:55:14,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 01:55:14,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:14,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 01:55:14,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-07-10 01:55:14,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:14,012 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:14,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.0) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:14,330 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-07-10 01:55:14,330 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:14,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:14,331 INFO L82 PathProgramCache]: Analyzing trace with hash -230464738, now seen corresponding path program 5 times [2021-07-10 01:55:14,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:14,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563544163] [2021-07-10 01:55:14,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 01:55:14,371 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:14,371 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563544163] [2021-07-10 01:55:14,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563544163] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:14,371 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271631394] [2021-07-10 01:55:14,371 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:14,429 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 01:55:14,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:14,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-10 01:55:14,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 01:55:14,474 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271631394] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:14,474 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:14,474 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 7 [2021-07-10 01:55:14,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488072904] [2021-07-10 01:55:14,475 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 01:55:14,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:14,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 01:55:14,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-07-10 01:55:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:14,475 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:14,475 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 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 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:14,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:14,724 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:14,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:14,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1091738693, now seen corresponding path program 6 times [2021-07-10 01:55:14,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:14,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037967015] [2021-07-10 01:55:14,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-07-10 01:55:14,797 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:14,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037967015] [2021-07-10 01:55:14,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037967015] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:14,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516868736] [2021-07-10 01:55:14,797 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:14,831 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-10 01:55:14,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:14,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-10 01:55:14,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:14,923 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:14,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 19 [2021-07-10 01:55:14,925 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:14,927 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:14,927 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:14,927 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2021-07-10 01:55:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-07-10 01:55:14,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516868736] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:14,936 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:14,936 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 13 [2021-07-10 01:55:14,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990206243] [2021-07-10 01:55:14,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 01:55:14,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:14,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 01:55:14,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-07-10 01:55:14,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:14,937 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:14,937 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 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 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:14,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:15,638 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:15,638 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:15,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:15,639 INFO L82 PathProgramCache]: Analyzing trace with hash -37732200, now seen corresponding path program 7 times [2021-07-10 01:55:15,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:15,639 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407247612] [2021-07-10 01:55:15,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:15,869 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:15,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:15,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407247612] [2021-07-10 01:55:15,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407247612] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:15,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800109988] [2021-07-10 01:55:15,870 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 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 01:55:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:15,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 41 conjunts are in the unsatisfiable core [2021-07-10 01:55:15,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:16,038 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-07-10 01:55:16,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 37 [2021-07-10 01:55:16,040 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:16,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,042 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:16,042 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:27 [2021-07-10 01:55:16,181 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 51 [2021-07-10 01:55:16,188 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:16,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,200 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 1 xjuncts. [2021-07-10 01:55:16,200 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:52, output treesize:45 [2021-07-10 01:55:16,393 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 47 [2021-07-10 01:55:16,439 INFO L550 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:16,446 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,446 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 39 [2021-07-10 01:55:16,454 INFO L550 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:16,471 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,492 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:16,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 45 [2021-07-10 01:55:16,503 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:16,527 INFO L354 Elim1Store]: treesize reduction 4, result has 89.2 percent of original size [2021-07-10 01:55:16,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 45 [2021-07-10 01:55:16,538 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:16,556 INFO L628 ElimStorePlain]: treesize reduction 13, result has 64.9 percent of original size [2021-07-10 01:55:16,558 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:16,559 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:91, output treesize:3 [2021-07-10 01:55:16,568 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:16,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800109988] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:16,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:16,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 22 [2021-07-10 01:55:16,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771028567] [2021-07-10 01:55:16,568 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 01:55:16,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:16,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 01:55:16,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2021-07-10 01:55:16,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:16,569 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:16,569 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.652173913043478) internal successors, (61), 22 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 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:16,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:17,113 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-07-10 01:55:17,113 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:17,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:17,113 INFO L82 PathProgramCache]: Analyzing trace with hash 226328438, now seen corresponding path program 8 times [2021-07-10 01:55:17,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:17,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477999283] [2021-07-10 01:55:17,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-07-10 01:55:17,192 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:17,192 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477999283] [2021-07-10 01:55:17,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477999283] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:17,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784442910] [2021-07-10 01:55:17,193 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 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 01:55:17,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:55:17,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:17,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-10 01:55:17,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-07-10 01:55:17,323 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784442910] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:17,323 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:17,323 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 9 [2021-07-10 01:55:17,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593366792] [2021-07-10 01:55:17,323 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 01:55:17,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:17,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 01:55:17,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-07-10 01:55:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:17,324 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:17,324 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 9 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 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:17,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:17,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:17,581 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-07-10 01:55:17,581 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:17,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:17,581 INFO L82 PathProgramCache]: Analyzing trace with hash -571924525, now seen corresponding path program 9 times [2021-07-10 01:55:17,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:17,582 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053939755] [2021-07-10 01:55:17,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-10 01:55:17,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:17,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053939755] [2021-07-10 01:55:17,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053939755] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:17,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872296536] [2021-07-10 01:55:17,668 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 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 01:55:17,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-10 01:55:17,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:17,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-10 01:55:17,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:18,390 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:18,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 38 [2021-07-10 01:55:18,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:18,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:18,399 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:18,399 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:4 [2021-07-10 01:55:18,409 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-10 01:55:18,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872296536] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:18,409 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:18,409 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 16 [2021-07-10 01:55:18,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335681780] [2021-07-10 01:55:18,409 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 01:55:18,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:18,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 01:55:18,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2021-07-10 01:55:18,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:18,410 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:18,410 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.5294117647058822) internal successors, (60), 16 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 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:18,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:19,133 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-07-10 01:55:19,133 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:19,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:19,133 INFO L82 PathProgramCache]: Analyzing trace with hash -2117062480, now seen corresponding path program 10 times [2021-07-10 01:55:19,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:19,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333681669] [2021-07-10 01:55:19,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:19,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:19,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333681669] [2021-07-10 01:55:19,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333681669] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:19,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447982331] [2021-07-10 01:55:19,510 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 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 01:55:19,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:55:19,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:19,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 55 conjunts are in the unsatisfiable core [2021-07-10 01:55:19,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:19,738 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-07-10 01:55:19,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 52 [2021-07-10 01:55:19,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:19,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:19,741 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:19,741 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:39 [2021-07-10 01:55:20,029 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 82 [2021-07-10 01:55:20,078 INFO L550 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,187 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 1 xjuncts. [2021-07-10 01:55:20,187 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:76, output treesize:73 [2021-07-10 01:55:20,804 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 47 [2021-07-10 01:55:20,813 INFO L550 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-07-10 01:55:20,819 INFO L550 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,827 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 47 [2021-07-10 01:55:20,833 INFO L550 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,843 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 47 [2021-07-10 01:55:20,852 INFO L550 ElimStorePlain]: Start of recursive call 5: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,867 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:20,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 63 [2021-07-10 01:55:20,940 INFO L550 ElimStorePlain]: Start of recursive call 6: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:20,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:21,011 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:21,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 76 [2021-07-10 01:55:21,042 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,059 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-07-10 01:55:21,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 16 [2021-07-10 01:55:21,061 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,070 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-07-10 01:55:21,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 16 [2021-07-10 01:55:21,072 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,116 INFO L354 Elim1Store]: treesize reduction 12, result has 80.3 percent of original size [2021-07-10 01:55:21,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 64 [2021-07-10 01:55:21,136 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,181 INFO L354 Elim1Store]: treesize reduction 4, result has 94.2 percent of original size [2021-07-10 01:55:21,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 80 [2021-07-10 01:55:21,223 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,247 INFO L628 ElimStorePlain]: treesize reduction 77, result has 23.8 percent of original size [2021-07-10 01:55:21,249 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:21,249 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:308, output treesize:3 [2021-07-10 01:55:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:21,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447982331] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:21,259 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:21,259 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 30 [2021-07-10 01:55:21,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641925112] [2021-07-10 01:55:21,260 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 01:55:21,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:21,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 01:55:21,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2021-07-10 01:55:21,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:21,260 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:21,260 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.4838709677419355) internal successors, (77), 30 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 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:21,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:21,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:22,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-07-10 01:55:22,088 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:22,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:22,089 INFO L82 PathProgramCache]: Analyzing trace with hash -336900658, now seen corresponding path program 11 times [2021-07-10 01:55:22,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:22,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088882730] [2021-07-10 01:55:22,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-07-10 01:55:22,177 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:22,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088882730] [2021-07-10 01:55:22,178 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088882730] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:22,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117303983] [2021-07-10 01:55:22,178 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 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 01:55:22,216 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-10 01:55:22,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:22,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-10 01:55:22,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-07-10 01:55:22,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117303983] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:22,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:22,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6] total 11 [2021-07-10 01:55:22,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629405601] [2021-07-10 01:55:22,284 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-10 01:55:22,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:22,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-10 01:55:22,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-07-10 01:55:22,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:22,284 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:22,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 11 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 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:22,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:22,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:22,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:22,573 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:22,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:22,574 INFO L82 PathProgramCache]: Analyzing trace with hash 2036588011, now seen corresponding path program 12 times [2021-07-10 01:55:22,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:22,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215324550] [2021-07-10 01:55:22,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-07-10 01:55:22,692 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:22,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215324550] [2021-07-10 01:55:22,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215324550] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:22,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465835163] [2021-07-10 01:55:22,692 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 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 01:55:22,817 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 01:55:22,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:22,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-10 01:55:22,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:23,015 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:23,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 24 treesize of output 65 [2021-07-10 01:55:23,034 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:23,035 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:23,035 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:23,036 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:4 [2021-07-10 01:55:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-07-10 01:55:23,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465835163] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:23,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:23,044 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 19 [2021-07-10 01:55:23,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59929385] [2021-07-10 01:55:23,044 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-10 01:55:23,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:23,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-10 01:55:23,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2021-07-10 01:55:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:23,044 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:23,045 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.6) internal successors, (72), 19 states have internal predecessors, (72), 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 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:23,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:23,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:23,905 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable197 [2021-07-10 01:55:23,905 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:23,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:23,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1192108744, now seen corresponding path program 13 times [2021-07-10 01:55:23,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:23,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356109535] [2021-07-10 01:55:23,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:24,456 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:24,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356109535] [2021-07-10 01:55:24,456 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356109535] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:24,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117554189] [2021-07-10 01:55:24,456 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 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 01:55:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:24,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 69 conjunts are in the unsatisfiable core [2021-07-10 01:55:24,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:24,808 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-07-10 01:55:24,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 105 treesize of output 69 [2021-07-10 01:55:24,809 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:24,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:24,811 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:24,811 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:105, output treesize:53 [2021-07-10 01:55:25,331 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:25,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 121 [2021-07-10 01:55:25,622 INFO L550 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:25,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:26,188 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:26,188 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:104, output treesize:109 [2021-07-10 01:55:27,373 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-07-10 01:55:28,314 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-07-10 01:55:29,424 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-07-10 01:55:29,446 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,470 INFO L550 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 47 [2021-07-10 01:55:29,476 INFO L550 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,489 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,496 INFO L550 ElimStorePlain]: Start of recursive call 4: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,524 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,525 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 79 [2021-07-10 01:55:29,680 INFO L550 ElimStorePlain]: Start of recursive call 5: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,691 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,696 INFO L550 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,711 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,718 INFO L550 ElimStorePlain]: Start of recursive call 7: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,732 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,740 INFO L550 ElimStorePlain]: Start of recursive call 8: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,757 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 55 [2021-07-10 01:55:29,764 INFO L550 ElimStorePlain]: Start of recursive call 9: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 47 [2021-07-10 01:55:29,774 INFO L550 ElimStorePlain]: Start of recursive call 10: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:29,888 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-07-10 01:55:29,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,946 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:29,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 127 [2021-07-10 01:55:30,095 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:30,153 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:30,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 115 [2021-07-10 01:55:30,267 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:30,278 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-07-10 01:55:30,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 19 [2021-07-10 01:55:30,280 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:30,386 INFO L354 Elim1Store]: treesize reduction 4, result has 96.7 percent of original size [2021-07-10 01:55:30,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 135 [2021-07-10 01:55:31,683 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 437 [2021-07-10 01:55:31,877 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 437 [2021-07-10 01:55:32,346 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 499 [2021-07-10 01:55:32,573 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,588 INFO L354 Elim1Store]: treesize reduction 116, result has 0.9 percent of original size [2021-07-10 01:55:32,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 19 [2021-07-10 01:55:32,590 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,601 INFO L354 Elim1Store]: treesize reduction 108, result has 0.9 percent of original size [2021-07-10 01:55:32,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 19 [2021-07-10 01:55:32,603 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,616 INFO L354 Elim1Store]: treesize reduction 116, result has 0.9 percent of original size [2021-07-10 01:55:32,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 19 [2021-07-10 01:55:32,618 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,715 INFO L354 Elim1Store]: treesize reduction 8, result has 92.9 percent of original size [2021-07-10 01:55:32,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 123 [2021-07-10 01:55:32,790 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,801 INFO L354 Elim1Store]: treesize reduction 116, result has 0.9 percent of original size [2021-07-10 01:55:32,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 19 [2021-07-10 01:55:32,803 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,881 INFO L628 ElimStorePlain]: treesize reduction 175, result has 24.9 percent of original size [2021-07-10 01:55:32,883 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:32,884 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 8 variables, input treesize:720, output treesize:3 [2021-07-10 01:55:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:32,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117554189] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:32,893 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:32,893 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 38 [2021-07-10 01:55:32,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490112124] [2021-07-10 01:55:32,894 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-07-10 01:55:32,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:32,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-07-10 01:55:32,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1375, Unknown=0, NotChecked=0, Total=1482 [2021-07-10 01:55:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:32,896 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:32,896 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.3846153846153846) internal successors, (93), 38 states have internal predecessors, (93), 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 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:32,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:55:34,107 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:34,108 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:34,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:34,108 INFO L82 PathProgramCache]: Analyzing trace with hash -885883354, now seen corresponding path program 14 times [2021-07-10 01:55:34,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:34,108 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372649828] [2021-07-10 01:55:34,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-07-10 01:55:34,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:34,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372649828] [2021-07-10 01:55:34,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372649828] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:34,205 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709027432] [2021-07-10 01:55:34,205 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 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 01:55:34,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:55:34,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:34,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-10 01:55:34,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-07-10 01:55:34,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709027432] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:34,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:34,313 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 13 [2021-07-10 01:55:34,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441816214] [2021-07-10 01:55:34,313 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 01:55:34,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:34,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 01:55:34,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-07-10 01:55:34,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:34,314 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:34,314 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 13 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 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:55:34,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:34,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:55:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:55:34,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1570,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:34,600 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:34,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:34,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1696550403, now seen corresponding path program 15 times [2021-07-10 01:55:34,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:34,600 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16758359] [2021-07-10 01:55:34,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-07-10 01:55:34,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:34,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16758359] [2021-07-10 01:55:34,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16758359] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:34,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121565953] [2021-07-10 01:55:34,727 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 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 01:55:34,771 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-10 01:55:34,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:34,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-10 01:55:34,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:36,526 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:36,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 28 treesize of output 100 [2021-07-10 01:55:36,570 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:36,571 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:36,571 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:36,571 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:4 [2021-07-10 01:55:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-07-10 01:55:36,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121565953] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:36,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:55:36,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 22 [2021-07-10 01:55:36,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525613634] [2021-07-10 01:55:36,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 01:55:36,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:55:36,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 01:55:36,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2021-07-10 01:55:36,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:36,580 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:55:36,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.652173913043478) internal successors, (84), 22 states have internal predecessors, (84), 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 01:55:36,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:36,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:36,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:55:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:55:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:55:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:55:37,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1571,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:55:37,725 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:55:37,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:55:37,725 INFO L82 PathProgramCache]: Analyzing trace with hash 149145312, now seen corresponding path program 16 times [2021-07-10 01:55:37,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:55:37,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187423494] [2021-07-10 01:55:37,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:55:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:55:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:55:38,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:55:38,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187423494] [2021-07-10 01:55:38,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187423494] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:55:38,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503814672] [2021-07-10 01:55:38,495 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 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 01:55:38,535 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:55:38,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:55:38,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 83 conjunts are in the unsatisfiable core [2021-07-10 01:55:38,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:55:38,954 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-07-10 01:55:38,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 132 treesize of output 88 [2021-07-10 01:55:38,956 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:38,957 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:38,958 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:55:38,958 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:132, output treesize:69 [2021-07-10 01:55:39,941 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:39,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 136 treesize of output 168 [2021-07-10 01:55:41,109 INFO L550 ElimStorePlain]: Start of recursive call 2: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:41,146 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:42,752 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:42,753 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:136, output treesize:153 [2021-07-10 01:55:46,071 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2021-07-10 01:55:49,547 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2021-07-10 01:55:52,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2021-07-10 01:55:53,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 01:55:53,007 INFO L550 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,018 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,022 INFO L550 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,036 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,042 INFO L550 ElimStorePlain]: Start of recursive call 4: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,048 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 79 treesize of output 55 [2021-07-10 01:55:53,049 INFO L550 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,064 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,070 INFO L550 ElimStorePlain]: Start of recursive call 6: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,080 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 79 treesize of output 55 [2021-07-10 01:55:53,082 INFO L550 ElimStorePlain]: Start of recursive call 7: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,102 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,108 INFO L550 ElimStorePlain]: Start of recursive call 8: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,130 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,137 INFO L550 ElimStorePlain]: Start of recursive call 9: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,163 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,170 INFO L550 ElimStorePlain]: Start of recursive call 10: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-07-10 01:55:53,187 INFO L550 ElimStorePlain]: Start of recursive call 11: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,212 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,220 INFO L550 ElimStorePlain]: Start of recursive call 12: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,264 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,264 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 95 [2021-07-10 01:55:53,610 INFO L550 ElimStorePlain]: Start of recursive call 13: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,659 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,678 INFO L550 ElimStorePlain]: Start of recursive call 14: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,705 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,713 INFO L550 ElimStorePlain]: Start of recursive call 15: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,733 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:53,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 63 [2021-07-10 01:55:53,740 INFO L550 ElimStorePlain]: Start of recursive call 16: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:55:53,992 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2021-07-10 01:55:53,993 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:54,091 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:55:54,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 162 [2021-07-10 01:55:54,407 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:54,444 INFO L354 Elim1Store]: treesize reduction 156, result has 0.6 percent of original size [2021-07-10 01:55:54,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:55:54,446 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:54,466 INFO L354 Elim1Store]: treesize reduction 156, result has 0.6 percent of original size [2021-07-10 01:55:54,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:55:54,468 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:54,490 INFO L354 Elim1Store]: treesize reduction 172, result has 0.6 percent of original size [2021-07-10 01:55:54,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:55:54,492 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:54,512 INFO L354 Elim1Store]: treesize reduction 164, result has 0.6 percent of original size [2021-07-10 01:55:54,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:55:54,514 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 01:55:54,692 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-07-10 01:55:54,693 INFO L354 Elim1Store]: treesize reduction 4, result has 97.8 percent of original size [2021-07-10 01:55:54,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 198 [2021-07-10 01:55:55,362 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 263 [2021-07-10 01:55:55,671 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 354 [2021-07-10 01:55:55,977 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 354 [2021-07-10 01:55:56,320 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 363 [2021-07-10 01:55:56,711 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 503 [2021-07-10 01:55:56,915 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 328 [2021-07-10 01:55:57,141 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 362 [2021-07-10 01:55:57,619 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 275 [2021-07-10 01:55:58,253 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 275 [2021-07-10 01:55:58,553 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 413 [2021-07-10 01:55:59,418 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 342 [2021-07-10 01:56:00,073 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 566 [2021-07-10 01:56:00,387 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 401 [2021-07-10 01:56:01,398 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 309 [2021-07-10 01:56:01,689 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 433 [2021-07-10 01:56:02,224 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 364 [2021-07-10 01:56:02,813 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 484 [2021-07-10 01:56:03,531 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 829 DAG size of output: 720 [2021-07-10 01:56:03,816 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 405 [2021-07-10 01:56:04,781 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 309 [2021-07-10 01:56:05,113 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 444 [2021-07-10 01:56:05,642 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 364 [2021-07-10 01:56:06,236 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 497 [2021-07-10 01:56:06,954 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 850 DAG size of output: 742 [2021-07-10 01:56:09,426 WARN L205 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 1389 DAG size of output: 1316 [2021-07-10 01:56:11,907 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 1389 DAG size of output: 1316 [2021-07-10 01:56:14,603 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 1397 DAG size of output: 1324 [2021-07-10 01:56:15,011 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 1331 DAG size of output: 1332 [2021-07-10 01:56:15,486 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 509 [2021-07-10 01:56:16,581 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 204 [2021-07-10 01:56:17,633 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 169 [2021-07-10 01:56:18,086 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 314 [2021-07-10 01:56:18,197 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 685 [2021-07-10 01:56:18,387 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 424 [2021-07-10 01:56:19,779 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 288 [2021-07-10 01:56:20,630 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 549 [2021-07-10 01:56:21,665 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 133 [2021-07-10 01:56:22,107 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 514 [2021-07-10 01:56:22,914 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 780 DAG size of output: 297 [2021-07-10 01:56:23,474 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 270 [2021-07-10 01:56:24,252 WARN L205 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 1479 DAG size of output: 656 [2021-07-10 01:56:25,489 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 415 [2021-07-10 01:56:25,664 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 319 [2021-07-10 01:56:27,942 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 754 DAG size of output: 1066 [2021-07-10 01:56:28,129 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 336 [2021-07-10 01:56:30,199 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 253 [2021-07-10 01:56:30,518 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 486 [2021-07-10 01:56:32,008 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 87 [2021-07-10 01:56:32,526 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 1570 DAG size of output: 376 [2021-07-10 01:56:34,811 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 437 [2021-07-10 01:56:36,195 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 88 [2021-07-10 01:56:36,903 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 358 [2021-07-10 01:56:37,939 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 2393 DAG size of output: 718 [2021-07-10 01:56:41,118 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 4134 DAG size of output: 1691 [2021-07-10 01:56:44,303 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 4134 DAG size of output: 1691 [2021-07-10 01:56:47,318 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 4146 DAG size of output: 1707 [2021-07-10 01:56:47,733 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 654 [2021-07-10 01:56:48,701 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 222 [2021-07-10 01:56:49,422 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 727 DAG size of output: 1015 [2021-07-10 01:56:50,528 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 57 [2021-07-10 01:56:50,533 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,551 INFO L354 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2021-07-10 01:56:50,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,553 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,570 INFO L354 Elim1Store]: treesize reduction 176, result has 0.6 percent of original size [2021-07-10 01:56:50,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,573 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,590 INFO L354 Elim1Store]: treesize reduction 164, result has 0.6 percent of original size [2021-07-10 01:56:50,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,592 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,611 INFO L354 Elim1Store]: treesize reduction 176, result has 0.6 percent of original size [2021-07-10 01:56:50,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,613 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,627 INFO L354 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2021-07-10 01:56:50,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,629 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,645 INFO L354 Elim1Store]: treesize reduction 172, result has 0.6 percent of original size [2021-07-10 01:56:50,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,647 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,659 INFO L354 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2021-07-10 01:56:50,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,661 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,676 INFO L354 Elim1Store]: treesize reduction 176, result has 0.6 percent of original size [2021-07-10 01:56:50,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,678 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,691 INFO L354 Elim1Store]: treesize reduction 176, result has 0.6 percent of original size [2021-07-10 01:56:50,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 55 treesize of output 22 [2021-07-10 01:56:50,693 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,775 INFO L628 ElimStorePlain]: treesize reduction 430, result has 12.8 percent of original size [2021-07-10 01:56:50,778 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:56:50,778 INFO L247 ElimStorePlain]: Needed 31 recursive calls to eliminate 9 variables, input treesize:1498, output treesize:3 [2021-07-10 01:56:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:50,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503814672] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:50,788 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:50,788 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 46 [2021-07-10 01:56:50,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121856568] [2021-07-10 01:56:50,788 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-10 01:56:50,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:50,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-10 01:56:50,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=2032, Unknown=0, NotChecked=0, Total=2162 [2021-07-10 01:56:50,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:50,789 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:50,789 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.3191489361702127) internal successors, (109), 46 states have internal predecessors, (109), 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 01:56:50,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:50,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:50,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:50,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:52,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:52,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 01:56:53,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1599 [2021-07-10 01:56:53,017 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:53,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:53,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1042333822, now seen corresponding path program 17 times [2021-07-10 01:56:53,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:53,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679779979] [2021-07-10 01:56:53,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 49 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-07-10 01:56:53,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:53,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679779979] [2021-07-10 01:56:53,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679779979] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:53,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931033919] [2021-07-10 01:56:53,144 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 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 01:56:53,202 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-07-10 01:56:53,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:56:53,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-10 01:56:53,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 49 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-07-10 01:56:53,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931033919] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:53,274 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:53,274 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8] total 15 [2021-07-10 01:56:53,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917626538] [2021-07-10 01:56:53,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 01:56:53,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:53,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 01:56:53,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-07-10 01:56:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:53,275 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:53,275 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.5625) internal successors, (73), 15 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 01:56:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 01:56:53,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 01:56:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 01:56:53,566 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14405 [2021-07-10 01:56:53,566 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:53,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:53,567 INFO L82 PathProgramCache]: Analyzing trace with hash -687529957, now seen corresponding path program 18 times [2021-07-10 01:56:53,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:53,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552520505] [2021-07-10 01:56:53,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:53,775 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-07-10 01:56:53,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:53,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552520505] [2021-07-10 01:56:53,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552520505] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:53,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854327027] [2021-07-10 01:56:53,775 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 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 01:56:53,824 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-10 01:56:53,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:56:53,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-10 01:56:53,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:54,239 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:56:54,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 32 treesize of output 143 [2021-07-10 01:56:54,427 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:54,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:56:54,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:56:54,428 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:4 [2021-07-10 01:56:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-07-10 01:56:54,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854327027] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:54,436 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:56:54,436 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 25 [2021-07-10 01:56:54,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643707076] [2021-07-10 01:56:54,436 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-10 01:56:54,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:56:54,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-10 01:56:54,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=592, Unknown=0, NotChecked=0, Total=650 [2021-07-10 01:56:54,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:54,437 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:56:54,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 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 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 01:56:54,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 01:56:55,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 01:56:55,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 01:56:56,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14406 [2021-07-10 01:56:56,015 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:56:56,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:56:56,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1864184584, now seen corresponding path program 19 times [2021-07-10 01:56:56,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:56:56,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483730779] [2021-07-10 01:56:56,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:56:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:56:57,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:56:57,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483730779] [2021-07-10 01:56:57,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483730779] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:56:57,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663635097] [2021-07-10 01:56:57,002 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 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 01:56:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:56:57,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 97 conjunts are in the unsatisfiable core [2021-07-10 01:56:57,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:56:57,570 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-07-10 01:56:57,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 161 treesize of output 109 [2021-07-10 01:56:57,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:56:57,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:56:57,574 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:56:57,574 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:161, output treesize:87 [2021-07-10 01:56:59,361 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:56:59,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 172 treesize of output 223 [2021-07-10 01:57:02,119 INFO L550 ElimStorePlain]: Start of recursive call 2: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:02,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:07,607 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:07,607 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:172, output treesize:205 [2021-07-10 01:57:20,257 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2021-07-10 01:57:22,867 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse1 (select c_produce c_state21))) (let ((.cse0 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) .cse1)) (select c_produce v_arrayElimIndex_161)))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (not (= c_state21 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (= c_state12 (select (select c_consume .cse0) .cse1)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_157)) (= c_state22 .cse0))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse3 (select c_produce c_state21))) (let ((.cse2 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse3)) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) (select c_produce v_arrayElimIndex_161)))) (and (not (= v_arrayElimIndex_159 v_state21_42)) (not (= c_state21 v_arrayElimIndex_158)) (not (= c_state21 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_157 v_state21_42)) (= c_state22 .cse2) (not (= c_state21 v_arrayElimIndex_157)) (= c_state12 (select (select c_consume .cse2) .cse3)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse5 (select c_produce c_state21))) (let ((.cse4 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) .cse5)) .cse5)) .cse5))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (= c_state22 .cse4) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (= c_state12 (select (select c_consume .cse4) .cse5)))))) (exists ((v_state22_26 Int) (v_state21_42 Int)) (let ((.cse7 (select c_produce c_state21))) (let ((.cse6 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse7)) .cse7)) .cse7)) .cse7)) .cse7))) (and (= c_state22 .cse6) (= c_state12 (select (select c_consume .cse6) .cse7)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse9 (select c_produce c_state21))) (let ((.cse8 (let ((.cse11 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (let ((.cse10 (select c_produce v_arrayElimIndex_160))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse10)) .cse11)) .cse9)) .cse10))) .cse11)))) (and (not (= c_state21 v_arrayElimIndex_160)) (= c_state22 .cse8) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (= c_state12 (select (select c_consume .cse8) .cse9)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse13 (select c_produce c_state21))) (let ((.cse12 (let ((.cse14 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse13)) .cse14)) .cse13)) .cse14)))) (and (not (= c_state21 v_arrayElimIndex_160)) (= c_state12 (select (select c_consume .cse12) .cse13)) (= c_state22 .cse12) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse16 (select c_produce c_state21))) (let ((.cse15 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) .cse16)) .cse16))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (not (= c_state21 v_arrayElimIndex_158)) (= (select (select c_consume .cse15) .cse16) c_state12) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (= c_state22 .cse15))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse18 (select c_produce c_state21))) (let ((.cse17 (let ((.cse19 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse19)) .cse18)) (select c_produce v_arrayElimIndex_159))) .cse19)))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_159 v_state21_42)) (= c_state12 (select (select c_consume .cse17) .cse18)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= c_state21 v_arrayElimIndex_159)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (= c_state22 .cse17))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse21 (select c_produce c_state21))) (let ((.cse20 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse21)) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) (select c_produce v_arrayElimIndex_161)))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_159 v_state21_42)) (= c_state22 .cse20) (not (= c_state21 v_arrayElimIndex_158)) (= c_state12 (select (select c_consume .cse20) .cse21)) (not (= c_state21 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158)))))) (exists ((v_state22_26 Int) (v_state21_42 Int)) (let ((.cse23 (select c_produce c_state21))) (let ((.cse22 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse23)) .cse23)) .cse23)) .cse23)) .cse23))) (and (not (= c_state21 v_state21_42)) (= c_state22 .cse22) (= c_state12 (select (select c_consume .cse22) .cse23)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse25 (select c_produce c_state21))) (let ((.cse24 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) .cse25)) (select c_produce v_arrayElimIndex_159))) (select c_produce v_arrayElimIndex_161)))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_159 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (= c_state12 (select (select c_consume .cse24) .cse25)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= c_state21 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_159)) (not (= c_state21 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (= c_state22 .cse24) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_157)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse27 (select c_produce c_state21))) (let ((.cse26 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) .cse27)) .cse27)) .cse27))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (= c_state22 .cse26) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (= c_state12 (select (select c_consume .cse26) .cse27)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse29 (select c_produce c_state21))) (let ((.cse28 (let ((.cse30 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) .cse30)) .cse29)) .cse30)))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (= c_state12 (select (select c_consume .cse28) .cse29)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (= c_state22 .cse28) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_157)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse31 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) (select c_produce v_arrayElimIndex_161)))) (and (not (= v_arrayElimIndex_159 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (= c_state12 (select (select c_consume .cse31) (select c_produce c_state21))) (not (= v_arrayElimIndex_160 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (= c_state22 .cse31) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse33 (select c_produce c_state21))) (let ((.cse32 (let ((.cse34 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse33)) .cse34)) .cse33)) .cse34)))) (and (not (= c_state21 v_arrayElimIndex_160)) (= c_state12 (select (select c_consume .cse32) .cse33)) (= c_state22 .cse32) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse36 (select c_produce c_state21))) (let ((.cse35 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) .cse36)) .cse36))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (= (select (select c_consume .cse35) .cse36) c_state12) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (= c_state22 .cse35))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse38 (select c_produce c_state21))) (let ((.cse37 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse38)) .cse38)) .cse38)) .cse38))) (and (not (= c_state21 v_state21_42)) (= c_state22 .cse37) (not (= v_arrayElimIndex_160 v_state21_42)) (= c_state12 (select (select c_consume .cse37) .cse38)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse40 (select c_produce c_state21))) (let ((.cse39 (let ((.cse41 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse41)) .cse40)) .cse41)) .cse40)) .cse41)))) (and (= c_state22 .cse39) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (= c_state12 (select (select c_consume .cse39) .cse40)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse43 (select c_produce c_state21))) (let ((.cse42 (let ((.cse44 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse44)) .cse43)) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) .cse44)))) (and (not (= c_state21 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_158)) (not (= c_state21 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_158 v_state21_42)) (= c_state22 .cse42) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (= c_state12 (select (select c_consume .cse42) .cse43)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse46 (select c_produce c_state21))) (let ((.cse45 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) .cse46)) .cse46)) .cse46)) .cse46))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= c_state21 v_state21_42)) (= c_state22 .cse45) (not (= v_arrayElimIndex_160 v_state21_42)) (= c_state12 (select (select c_consume .cse45) .cse46)))))) (exists ((v_state22_26 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse48 (select c_produce c_state21))) (let ((.cse47 (let ((.cse49 (select c_produce v_arrayElimIndex_161))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) .cse49)) .cse48)) .cse49)) .cse48)) .cse49)))) (and (= c_state22 .cse47) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= c_state21 v_arrayElimIndex_161)) (= c_state12 (select (select c_consume .cse47) .cse48)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_state21_42 Int)) (let ((.cse51 (select c_produce c_state21))) (let ((.cse50 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) .cse51))) (and (not (= c_state21 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_159 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (not (= c_state21 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (= c_state22 .cse50) (= c_state12 (select (select c_consume .cse50) .cse51)) (not (= c_state21 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (not (= c_state21 v_state21_42)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158))))))) is different from true [2021-07-10 01:57:25,399 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_46 Int)) (let ((.cse1 (select c_produce c_state21))) (let ((.cse0 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_46) (select c_produce v_prenex_45))) (select c_produce v_prenex_44))) .cse1)) .cse1)) .cse1)) .cse1))) (and (= c_state22 .cse0) (not (= v_prenex_45 v_prenex_44)) (not (= c_state21 v_prenex_45)) (= c_state12 (select (select c_consume .cse0) .cse1)))))) (exists ((v_prenex_27 Int) (v_prenex_29 Int) (v_prenex_28 Int) (v_prenex_30 Int) (v_prenex_31 Int)) (let ((.cse3 (select c_produce c_state21))) (let ((.cse2 (let ((.cse4 (select c_produce v_prenex_28))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_27) (select c_produce v_prenex_29))) .cse4)) .cse3)) (select c_produce v_prenex_30))) (select c_produce v_prenex_31))) .cse4)))) (and (not (= v_prenex_29 v_prenex_28)) (not (= v_prenex_31 v_prenex_28)) (not (= v_prenex_31 v_prenex_30)) (= c_state12 (select (select c_consume .cse2) .cse3)) (not (= c_state21 v_prenex_29)) (not (= c_state21 v_prenex_31)) (not (= c_state21 v_prenex_30)) (not (= v_prenex_30 v_prenex_28)) (not (= c_state21 v_prenex_28)) (not (= v_prenex_30 v_prenex_29)) (= c_state22 .cse2))))) (exists ((v_prenex_33 Int) (v_prenex_32 Int)) (let ((.cse6 (select c_produce c_state21))) (let ((.cse5 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_32) (select c_produce v_prenex_33))) .cse6)) .cse6)) .cse6)) .cse6)) .cse6))) (and (not (= c_state21 v_prenex_33)) (= c_state12 (select (select c_consume .cse5) .cse6)) (= c_state22 .cse5))))) (exists ((v_prenex_63 Int) (v_prenex_65 Int) (v_prenex_64 Int)) (let ((.cse8 (select c_produce c_state21))) (let ((.cse7 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_65) (select c_produce v_prenex_64))) (select c_produce v_prenex_63))) .cse8)) .cse8)) .cse8)) .cse8))) (and (not (= c_state21 v_prenex_64)) (not (= v_prenex_64 v_prenex_63)) (= (select (select c_consume .cse7) .cse8) c_state12) (not (= c_state21 v_prenex_63)) (= c_state22 .cse7))))) (exists ((v_prenex_74 Int) (v_prenex_73 Int) (v_prenex_76 Int) (v_prenex_75 Int) (v_prenex_72 Int) (v_prenex_71 Int)) (let ((.cse10 (select c_produce c_state21))) (let ((.cse9 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_74) (select c_produce v_prenex_73))) (select c_produce v_prenex_71))) (select c_produce v_prenex_75))) (select c_produce v_prenex_76))) .cse10)) (select c_produce v_prenex_72)))) (and (not (= c_state21 v_prenex_73)) (not (= v_prenex_73 v_prenex_71)) (= c_state12 (select (select c_consume .cse9) .cse10)) (not (= v_prenex_76 v_prenex_73)) (not (= v_prenex_75 v_prenex_72)) (not (= v_prenex_72 v_prenex_71)) (not (= v_prenex_75 v_prenex_71)) (not (= v_prenex_76 v_prenex_75)) (not (= v_prenex_76 v_prenex_71)) (not (= v_prenex_73 v_prenex_72)) (not (= c_state21 v_prenex_75)) (not (= v_prenex_75 v_prenex_73)) (= c_state22 .cse9) (not (= c_state21 v_prenex_71)) (not (= c_state21 v_prenex_72)) (not (= c_state21 v_prenex_76)))))) (exists ((v_prenex_26 Int) (v_prenex_23 Int) (v_prenex_22 Int) (v_prenex_25 Int) (v_prenex_24 Int) (v_prenex_21 Int)) (let ((.cse12 (select c_produce c_state21))) (let ((.cse11 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_21) (select c_produce v_prenex_24))) (select c_produce v_prenex_22))) (select c_produce v_prenex_25))) .cse12)) (select c_produce v_prenex_26))) (select c_produce v_prenex_23)))) (and (= c_state12 (select (select c_consume .cse11) .cse12)) (not (= v_prenex_26 v_prenex_22)) (not (= v_prenex_25 v_prenex_24)) (not (= v_prenex_25 v_prenex_22)) (not (= v_prenex_24 v_prenex_23)) (not (= c_state21 v_prenex_24)) (= c_state22 .cse11) (not (= v_prenex_24 v_prenex_22)) (not (= c_state21 v_prenex_25)) (not (= v_prenex_26 v_prenex_23)) (not (= v_prenex_26 v_prenex_24)) (not (= v_prenex_26 v_prenex_25)) (not (= c_state21 v_prenex_26)) (not (= c_state21 v_prenex_23)) (not (= c_state21 v_prenex_22)) (not (= v_prenex_23 v_prenex_22)))))) (exists ((v_prenex_62 Int) (v_prenex_61 Int) (v_prenex_60 Int)) (let ((.cse14 (select c_produce c_state21))) (let ((.cse13 (let ((.cse15 (select c_produce v_prenex_60))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_62) (select c_produce v_prenex_61))) .cse15)) .cse14)) .cse15)) .cse14)) .cse15)))) (and (not (= v_prenex_61 v_prenex_60)) (= c_state12 (select (select c_consume .cse13) .cse14)) (= c_state22 .cse13) (not (= c_state21 v_prenex_60)))))) (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_88 Int) (v_prenex_91 Int)) (let ((.cse17 (select c_produce c_state21))) (let ((.cse16 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_89) (select c_produce v_prenex_90))) (select c_produce v_prenex_88))) (select c_produce v_prenex_91))) .cse17)) .cse17)) .cse17))) (and (not (= c_state21 v_prenex_88)) (not (= c_state21 v_prenex_90)) (not (= v_prenex_90 v_prenex_88)) (not (= v_prenex_90 v_prenex_91)) (= c_state12 (select (select c_consume .cse16) .cse17)) (not (= v_prenex_91 v_prenex_88)) (= c_state22 .cse16))))) (exists ((v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_3 Int) (v_prenex_1 Int)) (let ((.cse19 (select c_produce c_state21))) (let ((.cse18 (let ((.cse20 (select c_produce v_prenex_4))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_2) (select c_produce v_prenex_5))) (select c_produce v_prenex_3))) (select c_produce v_prenex_1))) .cse20)) .cse19)) .cse20)))) (and (not (= v_prenex_5 v_prenex_1)) (not (= v_prenex_5 v_prenex_3)) (not (= c_state21 v_prenex_3)) (not (= v_prenex_4 v_prenex_3)) (= c_state12 (select (select c_consume .cse18) .cse19)) (not (= v_prenex_3 v_prenex_1)) (= c_state22 .cse18) (not (= v_prenex_4 v_prenex_1)) (not (= c_state21 v_prenex_4)) (not (= c_state21 v_prenex_5)) (not (= v_prenex_5 v_prenex_4)))))) (exists ((v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_54 Int) (v_prenex_53 Int)) (let ((.cse22 (select c_produce c_state21))) (let ((.cse21 (let ((.cse23 (select c_produce v_prenex_53))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_55) (select c_produce v_prenex_54))) (select c_produce v_prenex_52))) .cse22)) .cse23)) .cse22)) .cse23)))) (and (= c_state22 .cse21) (not (= v_prenex_54 v_prenex_53)) (not (= c_state21 v_prenex_52)) (= c_state12 (select (select c_consume .cse21) .cse22)) (not (= v_prenex_54 v_prenex_52)) (not (= c_state21 v_prenex_53)) (not (= c_state21 v_prenex_54)))))) (exists ((v_arrayElimIndex_157 Int) (v_state22_26 Int) (v_arrayElimIndex_158 Int) (v_arrayElimIndex_159 Int) (v_arrayElimIndex_160 Int) (v_arrayElimIndex_161 Int) (v_state21_42 Int)) (let ((.cse24 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_state22_26) (select c_produce v_state21_42))) (select c_produce v_arrayElimIndex_160))) (select c_produce v_arrayElimIndex_157))) (select c_produce v_arrayElimIndex_158))) (select c_produce v_arrayElimIndex_159))) (select c_produce v_arrayElimIndex_161)))) (and (not (= v_arrayElimIndex_159 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_160)) (not (= v_arrayElimIndex_161 v_state21_42)) (not (= v_arrayElimIndex_157 v_state21_42)) (not (= v_arrayElimIndex_160 v_state21_42)) (not (= v_arrayElimIndex_160 v_arrayElimIndex_158)) (= c_state12 (select (select c_consume .cse24) (select c_produce c_state21))) (not (= v_arrayElimIndex_160 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_158)) (not (= v_arrayElimIndex_158 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_158 v_state21_42)) (= c_state22 .cse24) (not (= v_arrayElimIndex_161 v_arrayElimIndex_159)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_161 v_arrayElimIndex_157)) (not (= v_arrayElimIndex_159 v_arrayElimIndex_158))))) (exists ((v_prenex_59 Int) (v_prenex_56 Int) (v_prenex_58 Int) (v_prenex_57 Int)) (let ((.cse26 (select c_produce c_state21))) (let ((.cse25 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_58) (select c_produce v_prenex_57))) (select c_produce v_prenex_56))) (select c_produce v_prenex_59))) .cse26)) .cse26)) .cse26))) (and (not (= v_prenex_59 v_prenex_57)) (not (= c_state21 v_prenex_59)) (not (= c_state21 v_prenex_56)) (= c_state12 (select (select c_consume .cse25) .cse26)) (= c_state22 .cse25) (not (= v_prenex_59 v_prenex_56)) (not (= v_prenex_57 v_prenex_56)) (not (= c_state21 v_prenex_57)))))) (exists ((v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_14 Int) (v_prenex_13 Int)) (let ((.cse28 (select c_produce c_state21))) (let ((.cse27 (let ((.cse30 (select c_produce v_prenex_14))) (select (select c_consume (let ((.cse29 (select c_produce v_prenex_13))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_11) (select c_produce v_prenex_12))) .cse29)) .cse30)) .cse28)) .cse29))) .cse30)))) (and (= c_state22 .cse27) (not (= c_state21 v_prenex_14)) (not (= v_prenex_13 v_prenex_12)) (= c_state12 (select (select c_consume .cse27) .cse28)) (not (= c_state21 v_prenex_13)) (not (= v_prenex_14 v_prenex_13)) (not (= v_prenex_14 v_prenex_12)))))) (exists ((v_prenex_38 Int) (v_prenex_39 Int) (v_prenex_41 Int) (v_prenex_40 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse32 (select c_produce c_state21))) (let ((.cse31 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_40) (select c_produce v_prenex_39))) (select c_produce v_prenex_38))) (select c_produce v_prenex_41))) (select c_produce v_prenex_42))) (select c_produce v_prenex_43))) .cse32))) (and (not (= c_state21 v_prenex_41)) (not (= v_prenex_43 v_prenex_42)) (not (= v_prenex_38 v_prenex_43)) (= c_state22 .cse31) (not (= v_prenex_39 v_prenex_42)) (not (= v_prenex_42 v_prenex_41)) (not (= v_prenex_38 v_prenex_41)) (not (= c_state21 v_prenex_38)) (not (= v_prenex_39 v_prenex_41)) (not (= v_prenex_38 v_prenex_42)) (not (= v_prenex_39 v_prenex_38)) (not (= v_prenex_43 v_prenex_41)) (not (= v_prenex_39 v_prenex_43)) (not (= c_state21 v_prenex_42)) (not (= c_state21 v_prenex_39)) (= c_state12 (select (select c_consume .cse31) .cse32)))))) (exists ((v_prenex_16 Int) (v_prenex_15 Int) (v_prenex_18 Int) (v_prenex_17 Int) (v_prenex_20 Int) (v_prenex_19 Int)) (let ((.cse34 (select c_produce c_state21))) (let ((.cse33 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_15) (select c_produce v_prenex_18))) (select c_produce v_prenex_16))) .cse34)) (select c_produce v_prenex_19))) (select c_produce v_prenex_20))) (select c_produce v_prenex_17)))) (and (not (= c_state21 v_prenex_17)) (= c_state12 (select (select c_consume .cse33) .cse34)) (not (= v_prenex_17 v_prenex_20)) (not (= v_prenex_16 v_prenex_19)) (not (= v_prenex_18 v_prenex_19)) (= c_state22 .cse33) (not (= v_prenex_17 v_prenex_19)) (not (= c_state21 v_prenex_18)) (not (= v_prenex_18 v_prenex_16)) (not (= v_prenex_18 v_prenex_20)) (not (= v_prenex_19 v_prenex_20)) (not (= c_state21 v_prenex_20)) (not (= c_state21 v_prenex_16)) (not (= c_state21 v_prenex_19)) (not (= v_prenex_16 v_prenex_20)) (not (= v_prenex_18 v_prenex_17)))))) (exists ((v_prenex_67 Int) (v_prenex_66 Int) (v_prenex_69 Int) (v_prenex_68 Int) (v_prenex_70 Int)) (let ((.cse36 (select c_produce c_state21))) (let ((.cse35 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_68) (select c_produce v_prenex_67))) (select c_produce v_prenex_66))) (select c_produce v_prenex_69))) (select c_produce v_prenex_70))) .cse36)) .cse36))) (and (not (= v_prenex_70 v_prenex_69)) (not (= c_state21 v_prenex_69)) (not (= v_prenex_69 v_prenex_66)) (not (= v_prenex_67 v_prenex_66)) (not (= c_state21 v_prenex_67)) (not (= v_prenex_70 v_prenex_67)) (= c_state12 (select (select c_consume .cse35) .cse36)) (= c_state22 .cse35) (not (= v_prenex_70 v_prenex_66)) (not (= v_prenex_69 v_prenex_67)) (not (= c_state21 v_prenex_66)))))) (exists ((v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_8 Int)) (let ((.cse38 (select c_produce c_state21))) (let ((.cse37 (let ((.cse39 (select c_produce v_prenex_8))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_6) (select c_produce v_prenex_7))) .cse39)) .cse38)) .cse39)) .cse38)) .cse39)))) (and (= c_state22 .cse37) (not (= v_prenex_8 v_prenex_7)) (= c_state12 (select (select c_consume .cse37) .cse38)) (not (= c_state21 v_prenex_7)) (not (= c_state21 v_prenex_8)))))) (exists ((v_prenex_10 Int) (v_prenex_9 Int)) (let ((.cse41 (select c_produce c_state21))) (let ((.cse40 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_9) (select c_produce v_prenex_10))) .cse41)) .cse41)) .cse41)) .cse41)) .cse41))) (and (= c_state22 .cse40) (= c_state12 (select (select c_consume .cse40) .cse41)))))) (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_87 Int) (v_prenex_86 Int) (v_prenex_83 Int) (v_prenex_82 Int)) (let ((.cse43 (select c_produce c_state21))) (let ((.cse42 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_84) (select c_produce v_prenex_83))) .cse43)) (select c_produce v_prenex_85))) (select c_produce v_prenex_86))) (select c_produce v_prenex_87))) (select c_produce v_prenex_82)))) (and (not (= v_prenex_87 v_prenex_85)) (not (= v_prenex_87 v_prenex_82)) (not (= c_state21 v_prenex_85)) (not (= v_prenex_87 v_prenex_86)) (not (= c_state21 v_prenex_82)) (= .cse42 c_state22) (not (= c_state21 v_prenex_87)) (not (= v_prenex_87 v_prenex_83)) (not (= c_state21 v_prenex_86)) (not (= v_prenex_86 v_prenex_85)) (not (= v_prenex_86 v_prenex_83)) (not (= v_prenex_85 v_prenex_83)) (not (= v_prenex_86 v_prenex_82)) (= c_state12 (select (select c_consume .cse42) .cse43)) (not (= v_prenex_85 v_prenex_82)) (not (= c_state21 v_prenex_83)))))) (exists ((v_prenex_49 Int) (v_prenex_48 Int) (v_prenex_47 Int) (v_prenex_51 Int) (v_prenex_50 Int)) (let ((.cse45 (select c_produce c_state21))) (let ((.cse44 (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_49) (select c_produce v_prenex_48))) (select c_produce v_prenex_47))) (select c_produce v_prenex_50))) (select c_produce v_prenex_51))) .cse45)) .cse45))) (and (not (= v_prenex_50 v_prenex_47)) (not (= v_prenex_50 v_prenex_48)) (not (= v_prenex_51 v_prenex_50)) (not (= v_prenex_48 v_prenex_47)) (not (= c_state21 v_prenex_50)) (not (= c_state21 v_prenex_47)) (not (= c_state21 v_prenex_48)) (not (= v_prenex_51 v_prenex_48)) (= c_state22 .cse44) (not (= c_state21 v_prenex_51)) (= c_state12 (select (select c_consume .cse44) .cse45)) (not (= v_prenex_51 v_prenex_47)))))) (exists ((v_prenex_78 Int) (v_prenex_77 Int) (v_prenex_79 Int) (v_prenex_81 Int) (v_prenex_80 Int)) (let ((.cse47 (select c_produce c_state21))) (let ((.cse46 (let ((.cse48 (select c_produce v_prenex_78))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_80) (select c_produce v_prenex_79))) (select c_produce v_prenex_77))) .cse48)) .cse47)) (select c_produce v_prenex_81))) .cse48)))) (and (not (= c_state21 v_prenex_77)) (not (= c_state21 v_prenex_81)) (not (= v_prenex_78 v_prenex_81)) (not (= c_state21 v_prenex_79)) (not (= c_state21 v_prenex_78)) (= c_state12 (select (select c_consume .cse46) .cse47)) (not (= v_prenex_79 v_prenex_78)) (not (= v_prenex_79 v_prenex_77)) (not (= v_prenex_79 v_prenex_81)) (= c_state22 .cse46) (not (= v_prenex_78 v_prenex_77)))))) (exists ((v_prenex_37 Int) (v_prenex_34 Int) (v_prenex_36 Int) (v_prenex_35 Int)) (let ((.cse50 (select c_produce c_state21))) (let ((.cse49 (let ((.cse51 (select c_produce v_prenex_36))) (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume (select (select c_consume v_prenex_34) (select c_produce v_prenex_37))) (select c_produce v_prenex_35))) .cse50)) .cse51)) .cse50)) .cse51)))) (and (not (= c_state21 v_prenex_35)) (not (= v_prenex_37 v_prenex_35)) (= c_state22 .cse49) (not (= v_prenex_37 v_prenex_36)) (not (= c_state21 v_prenex_37)) (not (= c_state21 v_prenex_36)) (= c_state12 (select (select c_consume .cse49) .cse50)) (not (= v_prenex_36 v_prenex_35))))))) is different from true [2021-07-10 01:57:25,966 INFO L446 ElimStorePlain]: Different costs {1=[v_prenex_154, v_prenex_136], 3=[v_prenex_130, v_prenex_121, v_prenex_133, v_prenex_102], 6=[v_prenex_142, v_prenex_112, v_prenex_124, v_prenex_99, v_prenex_127], 10=[v_prenex_109, v_prenex_151, v_prenex_97, v_prenex_148, v_prenex_105], 15=[v_prenex_94, v_prenex_118, v_prenex_145, v_prenex_115, v_prenex_139], 21=[produce]} [2021-07-10 01:57:26,010 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:26,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:26,016 INFO L550 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:26,517 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 980 [2021-07-10 01:57:26,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:26,545 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 91 treesize of output 63 [2021-07-10 01:57:26,547 INFO L550 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:27,046 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 979 [2021-07-10 01:57:27,047 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:27,095 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:27,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:27,102 INFO L550 ElimStorePlain]: Start of recursive call 4: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:27,608 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 982 [2021-07-10 01:57:27,608 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:27,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 63 [2021-07-10 01:57:27,641 INFO L550 ElimStorePlain]: Start of recursive call 5: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:28,149 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 981 [2021-07-10 01:57:28,149 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:28,201 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:28,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:28,209 INFO L550 ElimStorePlain]: Start of recursive call 6: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:28,734 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 984 [2021-07-10 01:57:28,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:28,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 63 [2021-07-10 01:57:28,770 INFO L550 ElimStorePlain]: Start of recursive call 7: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:29,255 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 983 [2021-07-10 01:57:29,256 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:29,304 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:29,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:29,311 INFO L550 ElimStorePlain]: Start of recursive call 8: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:29,793 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 986 [2021-07-10 01:57:29,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:29,818 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 91 treesize of output 63 [2021-07-10 01:57:29,820 INFO L550 ElimStorePlain]: Start of recursive call 9: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:30,318 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 985 [2021-07-10 01:57:30,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:30,370 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:30,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:30,378 INFO L550 ElimStorePlain]: Start of recursive call 10: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:30,900 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2021-07-10 01:57:30,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:30,940 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 91 treesize of output 63 [2021-07-10 01:57:30,942 INFO L550 ElimStorePlain]: Start of recursive call 11: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:31,451 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 987 [2021-07-10 01:57:31,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:31,508 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:31,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:31,514 INFO L550 ElimStorePlain]: Start of recursive call 12: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:31,987 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 990 [2021-07-10 01:57:31,987 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:32,041 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:32,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:32,047 INFO L550 ElimStorePlain]: Start of recursive call 13: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:32,525 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 993 [2021-07-10 01:57:32,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:32,576 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:32,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:32,583 INFO L550 ElimStorePlain]: Start of recursive call 14: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:33,090 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 996 [2021-07-10 01:57:33,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:33,151 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:33,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:33,159 INFO L550 ElimStorePlain]: Start of recursive call 15: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:33,719 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2021-07-10 01:57:33,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:33,752 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 91 treesize of output 63 [2021-07-10 01:57:33,754 INFO L550 ElimStorePlain]: Start of recursive call 16: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:34,282 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 998 [2021-07-10 01:57:34,283 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:34,328 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:34,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:34,335 INFO L550 ElimStorePlain]: Start of recursive call 17: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:34,817 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 1001 [2021-07-10 01:57:34,818 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:34,867 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:34,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:34,881 INFO L550 ElimStorePlain]: Start of recursive call 18: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:35,401 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 1004 [2021-07-10 01:57:35,402 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:35,461 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:35,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:35,470 INFO L550 ElimStorePlain]: Start of recursive call 19: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:36,017 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 1007 [2021-07-10 01:57:36,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:36,079 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:36,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:36,088 INFO L550 ElimStorePlain]: Start of recursive call 20: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:36,640 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 1010 [2021-07-10 01:57:36,640 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:36,706 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:36,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:36,714 INFO L550 ElimStorePlain]: Start of recursive call 21: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:37,258 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 1013 [2021-07-10 01:57:37,258 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:37,305 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:37,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 71 [2021-07-10 01:57:37,312 INFO L550 ElimStorePlain]: Start of recursive call 22: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:37,819 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 1016 [2021-07-10 01:57:37,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:37,889 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:37,889 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 111 [2021-07-10 01:57:38,702 INFO L550 ElimStorePlain]: Start of recursive call 23: 7 dim-0 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2021-07-10 01:57:39,281 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 1039 [2021-07-10 01:57:39,281 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:39,519 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-07-10 01:57:39,519 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:57:39,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 277 [2021-07-10 01:57:39,951 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 231 [2021-07-10 01:57:40,129 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 231 [2021-07-10 01:57:40,351 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 254 [2021-07-10 01:57:40,736 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 318 [2021-07-10 01:57:41,220 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 432 [2021-07-10 01:57:41,667 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 341 [2021-07-10 01:57:42,563 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 232 [2021-07-10 01:57:42,777 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 319 [2021-07-10 01:57:43,394 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 212 [2021-07-10 01:57:43,600 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 317 [2021-07-10 01:57:44,149 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 560 [2021-07-10 01:57:45,310 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 328 [2021-07-10 01:57:45,426 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 189 [2021-07-10 01:57:45,897 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 241 [2021-07-10 01:57:46,180 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 321 [2021-07-10 01:57:46,791 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 211 [2021-07-10 01:57:46,999 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 316 [2021-07-10 01:57:47,537 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 545 [2021-07-10 01:57:49,571 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 922 DAG size of output: 965 [2021-07-10 01:57:49,979 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 309 [2021-07-10 01:57:50,827 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 209 [2021-07-10 01:57:51,069 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 290 [2021-07-10 01:57:51,992 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 210 [2021-07-10 01:57:52,308 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 291 [2021-07-10 01:57:53,041 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 506 [2021-07-10 01:57:53,935 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 251 [2021-07-10 01:57:54,198 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 336 [2021-07-10 01:57:54,844 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 276 [2021-07-10 01:57:55,983 WARN L205 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 566 [2021-07-10 01:57:57,889 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 937 DAG size of output: 1016 [2021-07-10 01:57:58,150 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 287 [2021-07-10 01:57:58,959 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 326 [2021-07-10 01:57:59,568 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 264 [2021-07-10 01:57:59,966 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 345 [2021-07-10 01:58:01,081 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 519 [2021-07-10 01:58:01,450 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 288 [2021-07-10 01:58:01,859 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 370 [2021-07-10 01:58:02,479 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 247 [2021-07-10 01:58:03,175 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-07-10 01:58:03,615 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 398 [2021-07-10 01:58:03,837 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 210 [2021-07-10 01:58:04,287 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 205 [2021-07-10 01:58:05,272 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 416 [2021-07-10 01:58:06,620 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 357 [2021-07-10 01:58:08,078 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 746 DAG size of output: 829 [2021-07-10 01:58:10,672 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 1032 DAG size of output: 1213 [2021-07-10 01:58:18,117 WARN L205 SmtUtils]: Spent 7.44 s on a formula simplification. DAG size of input: 2172 DAG size of output: 2346 [2021-07-10 01:58:19,002 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 307 [2021-07-10 01:58:19,700 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 249 [2021-07-10 01:58:19,938 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 335 [2021-07-10 01:58:20,433 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2021-07-10 01:58:21,188 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 604 [2021-07-10 01:58:21,831 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 230 [2021-07-10 01:58:22,255 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 224 [2021-07-10 01:58:22,664 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 224 [2021-07-10 01:58:23,123 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 425 [2021-07-10 01:58:23,803 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 304 [2021-07-10 01:58:24,690 WARN L205 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 675 [2021-07-10 01:58:25,091 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 266 [2021-07-10 01:58:25,840 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 408 [2021-07-10 01:58:27,311 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 720 DAG size of output: 933 [2021-07-10 01:58:27,848 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 216 [2021-07-10 01:58:28,169 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 234 [2021-07-10 01:58:28,443 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 233 [2021-07-10 01:58:28,802 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 173 [2021-07-10 01:58:28,949 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 266 [2021-07-10 01:58:29,486 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 498 [2021-07-10 01:58:30,350 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 657 [2021-07-10 01:58:30,623 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 150 [2021-07-10 01:58:30,769 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 172 [2021-07-10 01:58:31,225 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 284 [2021-07-10 01:58:31,835 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 207 [2021-07-10 01:58:32,058 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 229 [2021-07-10 01:58:32,393 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 399 [2021-07-10 01:58:33,110 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 554 [2021-07-10 01:58:35,086 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 831 DAG size of output: 1045 [2021-07-10 01:58:35,502 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 01:58:35,823 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 01:58:36,696 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 01:58:37,643 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 01:58:38,251 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 273 [2021-07-10 01:58:38,786 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 239 [2021-07-10 01:58:40,462 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 507 DAG size of output: 684 [2021-07-10 01:58:46,378 WARN L205 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 1541 DAG size of output: 2203 [2021-07-10 01:58:46,627 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 01:58:54,914 WARN L205 SmtUtils]: Spent 8.28 s on a formula simplification. DAG size of input: 2006 DAG size of output: 2676 [2021-07-10 01:58:56,030 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 373 [2021-07-10 01:58:56,705 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 238 [2021-07-10 01:58:57,075 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 172 [2021-07-10 01:58:57,352 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 218 [2021-07-10 01:58:57,887 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 332 [2021-07-10 01:58:58,974 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 601 DAG size of output: 729 [2021-07-10 01:58:59,619 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 252 [2021-07-10 01:59:00,198 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 247 [2021-07-10 01:59:00,570 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 227 [2021-07-10 01:59:00,840 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 375 [2021-07-10 01:59:01,393 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 530 [2021-07-10 01:59:01,930 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 218 [2021-07-10 01:59:02,601 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 331 [2021-07-10 01:59:03,581 WARN L205 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 744 [2021-07-10 01:59:04,497 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 292 [2021-07-10 01:59:05,386 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 240 [2021-07-10 01:59:05,687 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 346 [2021-07-10 01:59:06,047 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 172 [2021-07-10 01:59:06,318 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 218 [2021-07-10 01:59:06,861 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 332 [2021-07-10 01:59:08,138 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 617 DAG size of output: 721 [2021-07-10 01:59:12,039 WARN L205 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 1253 DAG size of output: 1707 [2021-07-10 01:59:12,388 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 197 [2021-07-10 01:59:13,402 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2021-07-10 01:59:13,709 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 415 [2021-07-10 01:59:14,527 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 317 [2021-07-10 01:59:15,378 WARN L205 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 720 [2021-07-10 01:59:15,622 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 01:59:15,751 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 210 [2021-07-10 01:59:16,293 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 180 [2021-07-10 01:59:16,707 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 01:59:17,012 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 01:59:17,887 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 01:59:18,834 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 01:59:19,311 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2021-07-10 01:59:19,591 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 334 [2021-07-10 01:59:20,042 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 263 [2021-07-10 01:59:21,666 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 572 DAG size of output: 762 [2021-07-10 01:59:23,825 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 677 DAG size of output: 867 [2021-07-10 01:59:24,500 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 240 [2021-07-10 01:59:24,922 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 01:59:25,211 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 01:59:26,078 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 01:59:27,022 WARN L205 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 01:59:27,631 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 273 [2021-07-10 01:59:29,247 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 508 DAG size of output: 685 [2021-07-10 01:59:29,683 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 181 [2021-07-10 01:59:31,893 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 605 DAG size of output: 784 [2021-07-10 01:59:32,791 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 278 [2021-07-10 01:59:33,220 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 419 [2021-07-10 01:59:33,903 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 485 [2021-07-10 01:59:34,032 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 211 [2021-07-10 01:59:34,790 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 271 [2021-07-10 01:59:35,069 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 321 [2021-07-10 01:59:35,710 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 251 [2021-07-10 01:59:35,931 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 342 [2021-07-10 01:59:36,368 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 412 [2021-07-10 01:59:37,174 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 652 [2021-07-10 01:59:38,689 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 792 DAG size of output: 935 [2021-07-10 01:59:45,463 WARN L205 SmtUtils]: Spent 6.77 s on a formula simplification. DAG size of input: 1384 DAG size of output: 1929 [2021-07-10 02:00:09,646 WARN L205 SmtUtils]: Spent 24.17 s on a formula simplification. DAG size of input: 3358 DAG size of output: 5075 [2021-07-10 02:00:10,430 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 276 [2021-07-10 02:00:11,075 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 356 [2021-07-10 02:00:11,591 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 222 [2021-07-10 02:00:12,133 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 221 [2021-07-10 02:00:12,904 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 608 [2021-07-10 02:00:13,178 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 02:00:13,898 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 242 [2021-07-10 02:00:14,347 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2021-07-10 02:00:14,664 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 356 [2021-07-10 02:00:15,069 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 174 [2021-07-10 02:00:15,647 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 191 [2021-07-10 02:00:16,062 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 311 [2021-07-10 02:00:16,769 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 359 [2021-07-10 02:00:17,233 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 283 [2021-07-10 02:00:18,191 WARN L205 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 616 [2021-07-10 02:00:19,851 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 800 DAG size of output: 928 [2021-07-10 02:00:20,393 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 199 [2021-07-10 02:00:21,090 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 238 [2021-07-10 02:00:22,389 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 450 [2021-07-10 02:00:22,906 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 262 [2021-07-10 02:00:23,618 WARN L205 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 602 [2021-07-10 02:00:24,672 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 610 DAG size of output: 747 [2021-07-10 02:00:26,194 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 742 DAG size of output: 875 [2021-07-10 02:00:27,090 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 194 [2021-07-10 02:00:27,421 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 344 [2021-07-10 02:00:27,898 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 163 [2021-07-10 02:00:28,175 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 282 [2021-07-10 02:00:28,719 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 497 [2021-07-10 02:00:29,138 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 181 [2021-07-10 02:00:29,329 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2021-07-10 02:00:29,566 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 286 [2021-07-10 02:00:30,301 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 408 [2021-07-10 02:00:31,520 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 723 DAG size of output: 794 [2021-07-10 02:00:33,307 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 860 DAG size of output: 946 [2021-07-10 02:00:38,778 WARN L205 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 1774 DAG size of output: 2227 [2021-07-10 02:00:38,895 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 194 [2021-07-10 02:00:39,649 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 228 [2021-07-10 02:00:40,005 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 241 [2021-07-10 02:00:40,360 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 213 [2021-07-10 02:00:40,747 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 483 [2021-07-10 02:00:41,367 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 628 [2021-07-10 02:00:42,112 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 254 [2021-07-10 02:00:42,360 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 362 [2021-07-10 02:00:42,994 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 339 [2021-07-10 02:00:43,484 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 564 [2021-07-10 02:00:44,939 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 831 DAG size of output: 1001 [2021-07-10 02:00:47,280 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 976 DAG size of output: 1160 [2021-07-10 02:00:47,935 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 267 [2021-07-10 02:00:48,728 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 349 [2021-07-10 02:00:49,593 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 191 [2021-07-10 02:00:50,002 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 311 [2021-07-10 02:00:50,707 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 359 [2021-07-10 02:00:51,162 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 284 [2021-07-10 02:00:52,145 WARN L205 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 617 [2021-07-10 02:00:53,964 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 778 DAG size of output: 924 [2021-07-10 02:00:54,753 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 267 [2021-07-10 02:00:55,102 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 177 [2021-07-10 02:00:55,313 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 211 [2021-07-10 02:00:55,757 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 207 [2021-07-10 02:00:56,354 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 276 [2021-07-10 02:00:57,046 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 481 [2021-07-10 02:00:58,126 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 583 DAG size of output: 679 [2021-07-10 02:01:03,885 WARN L205 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 1711 DAG size of output: 2231 [2021-07-10 02:01:04,567 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 268 [2021-07-10 02:01:05,435 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 438 [2021-07-10 02:01:05,874 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 206 [2021-07-10 02:01:06,453 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 332 [2021-07-10 02:01:07,127 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 639 [2021-07-10 02:01:07,952 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 355 [2021-07-10 02:01:08,287 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 181 [2021-07-10 02:01:08,688 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 270 [2021-07-10 02:01:09,143 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 180 [2021-07-10 02:01:09,837 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 627 [2021-07-10 02:01:10,497 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 290 [2021-07-10 02:01:10,815 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 181 [2021-07-10 02:01:11,243 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 270 [2021-07-10 02:01:11,829 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 215 [2021-07-10 02:01:12,085 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 278 [2021-07-10 02:01:12,827 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 607 [2021-07-10 02:01:15,359 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 1197 DAG size of output: 1428 [2021-07-10 02:01:33,270 WARN L205 SmtUtils]: Spent 17.90 s on a formula simplification. DAG size of input: 3430 DAG size of output: 4722 [2021-07-10 02:02:31,205 WARN L205 SmtUtils]: Spent 57.91 s on a formula simplification. DAG size of input: 7510 DAG size of output: 10421 [2021-07-10 02:02:31,745 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 426 [2021-07-10 02:02:32,180 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 337 [2021-07-10 02:02:32,347 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 191 [2021-07-10 02:02:33,192 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 232 [2021-07-10 02:02:33,392 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 319 [2021-07-10 02:02:34,122 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 212 [2021-07-10 02:02:34,356 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 317 [2021-07-10 02:02:34,928 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 560 [2021-07-10 02:02:35,753 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 241 [2021-07-10 02:02:36,021 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 321 [2021-07-10 02:02:36,733 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 211 [2021-07-10 02:02:37,024 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 316 [2021-07-10 02:02:37,645 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 545 [2021-07-10 02:02:38,212 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 208 [2021-07-10 02:02:38,853 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 321 [2021-07-10 02:02:40,770 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 894 DAG size of output: 954 [2021-07-10 02:02:41,349 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 200 [2021-07-10 02:02:42,076 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 355 [2021-07-10 02:02:43,101 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 321 [2021-07-10 02:02:43,762 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 422 [2021-07-10 02:02:44,886 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 209 [2021-07-10 02:02:45,527 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 333 [2021-07-10 02:02:45,972 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 439 [2021-07-10 02:02:47,568 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 700 DAG size of output: 878 [2021-07-10 02:02:48,434 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 208 [2021-07-10 02:02:48,919 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 210 [2021-07-10 02:02:49,042 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 210 [2021-07-10 02:02:49,570 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 205 [2021-07-10 02:02:49,941 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 414 [2021-07-10 02:02:50,582 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 264 [2021-07-10 02:02:50,999 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 345 [2021-07-10 02:02:51,794 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 644 [2021-07-10 02:02:52,575 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 326 [2021-07-10 02:02:53,138 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 215 [2021-07-10 02:02:53,395 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 285 [2021-07-10 02:02:53,910 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 476 [2021-07-10 02:02:54,499 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 229 [2021-07-10 02:02:55,001 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 309 [2021-07-10 02:02:56,894 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 900 DAG size of output: 1021 [2021-07-10 02:03:03,062 WARN L205 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 1893 DAG size of output: 2100 [2021-07-10 02:03:03,999 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 307 [2021-07-10 02:03:04,712 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 249 [2021-07-10 02:03:04,978 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 335 [2021-07-10 02:03:05,451 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2021-07-10 02:03:06,224 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 604 [2021-07-10 02:03:06,928 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 230 [2021-07-10 02:03:07,390 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 224 [2021-07-10 02:03:07,888 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 224 [2021-07-10 02:03:08,385 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 425 [2021-07-10 02:03:09,067 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 304 [2021-07-10 02:03:09,943 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 675 [2021-07-10 02:03:10,353 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 266 [2021-07-10 02:03:11,154 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 408 [2021-07-10 02:03:12,681 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 720 DAG size of output: 933 [2021-07-10 02:03:13,198 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 216 [2021-07-10 02:03:13,530 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 234 [2021-07-10 02:03:13,804 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 233 [2021-07-10 02:03:14,332 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 266 [2021-07-10 02:03:14,870 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 498 [2021-07-10 02:03:15,825 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 657 [2021-07-10 02:03:16,100 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 150 [2021-07-10 02:03:16,241 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 172 [2021-07-10 02:03:16,693 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 284 [2021-07-10 02:03:17,286 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 207 [2021-07-10 02:03:17,506 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 229 [2021-07-10 02:03:17,840 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 399 [2021-07-10 02:03:18,571 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 554 [2021-07-10 02:03:20,601 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 831 DAG size of output: 1045 [2021-07-10 02:03:21,021 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 02:03:21,336 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 02:03:22,233 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 02:03:23,195 WARN L205 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 02:03:23,846 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 273 [2021-07-10 02:03:24,220 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 166 [2021-07-10 02:03:24,409 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 239 [2021-07-10 02:03:26,111 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 507 DAG size of output: 684 [2021-07-10 02:03:32,259 WARN L205 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 1541 DAG size of output: 2203 [2021-07-10 02:03:32,562 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 02:03:41,174 WARN L205 SmtUtils]: Spent 8.61 s on a formula simplification. DAG size of input: 2006 DAG size of output: 2676 [2021-07-10 02:03:41,466 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 02:03:41,579 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 210 [2021-07-10 02:03:42,192 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 180 [2021-07-10 02:03:42,631 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 02:03:42,937 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 02:03:43,845 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 02:03:44,800 WARN L205 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 02:03:45,263 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2021-07-10 02:03:45,550 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 334 [2021-07-10 02:03:46,009 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 263 [2021-07-10 02:03:47,728 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 572 DAG size of output: 762 [2021-07-10 02:03:49,943 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 677 DAG size of output: 867 [2021-07-10 02:03:50,660 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 240 [2021-07-10 02:03:51,089 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 169 [2021-07-10 02:03:51,387 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 210 [2021-07-10 02:03:52,325 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 349 [2021-07-10 02:03:53,302 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 395 [2021-07-10 02:03:53,931 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 273 [2021-07-10 02:03:55,630 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 508 DAG size of output: 685 [2021-07-10 02:03:56,083 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 181 [2021-07-10 02:03:58,383 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 605 DAG size of output: 784 [2021-07-10 02:03:59,294 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 278 [2021-07-10 02:03:59,722 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 419 [2021-07-10 02:04:00,388 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 485 [2021-07-10 02:04:00,519 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 211 [2021-07-10 02:04:01,275 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 271 [2021-07-10 02:04:01,571 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 321 [2021-07-10 02:04:02,219 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 251 [2021-07-10 02:04:02,433 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 342 [2021-07-10 02:04:02,857 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 412 [2021-07-10 02:04:03,689 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 652 [2021-07-10 02:04:05,250 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 792 DAG size of output: 935 [2021-07-10 02:04:12,423 WARN L205 SmtUtils]: Spent 7.17 s on a formula simplification. DAG size of input: 1384 DAG size of output: 1929 [2021-07-10 02:04:12,816 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 197 [2021-07-10 02:04:13,348 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2021-07-10 02:04:13,932 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 251 [2021-07-10 02:04:14,658 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 494 [2021-07-10 02:04:15,186 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 222 [2021-07-10 02:04:16,063 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 724 [2021-07-10 02:04:16,634 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 258 [2021-07-10 02:04:17,121 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 269 [2021-07-10 02:04:17,493 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 436 [2021-07-10 02:04:18,445 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 290 [2021-07-10 02:04:18,817 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 172 [2021-07-10 02:04:19,070 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 218 [2021-07-10 02:04:19,612 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 332 [2021-07-10 02:04:20,889 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 760 DAG size of output: 837 [2021-07-10 02:04:21,705 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 286 [2021-07-10 02:04:22,396 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 395 [2021-07-10 02:04:23,496 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 571 [2021-07-10 02:04:24,288 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 207 [2021-07-10 02:04:24,485 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 229 [2021-07-10 02:04:25,209 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 463 [2021-07-10 02:04:26,658 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 816 DAG size of output: 941 [2021-07-10 02:04:27,256 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 216 [2021-07-10 02:04:27,738 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 212 [2021-07-10 02:04:28,011 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 328 [2021-07-10 02:04:28,878 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 281 [2021-07-10 02:04:29,238 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 214 [2021-07-10 02:04:29,972 WARN L205 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 555 [2021-07-10 02:04:33,892 WARN L205 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 1431 DAG size of output: 1775 [2021-07-10 02:04:57,706 WARN L205 SmtUtils]: Spent 23.80 s on a formula simplification. DAG size of input: 3608 DAG size of output: 5360 [2021-07-10 02:04:58,004 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 157 [2021-07-10 02:04:58,106 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 192 [2021-07-10 02:04:58,702 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 242 [2021-07-10 02:04:59,410 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 356 [2021-07-10 02:04:59,705 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 174 [2021-07-10 02:05:00,202 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 191 [2021-07-10 02:05:00,637 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 311 [2021-07-10 02:05:01,325 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 359 [2021-07-10 02:05:01,758 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 283 [2021-07-10 02:05:02,725 WARN L205 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 616 [2021-07-10 02:05:04,326 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 800 DAG size of output: 928 [2021-07-10 02:05:04,837 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 199 [2021-07-10 02:05:05,510 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 238 [2021-07-10 02:05:06,755 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 450 [2021-07-10 02:05:07,289 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 262 [2021-07-10 02:05:07,886 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 602 [2021-07-10 02:05:08,880 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 747 [2021-07-10 02:05:10,343 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 742 DAG size of output: 875 [2021-07-10 02:05:11,202 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 194 [2021-07-10 02:05:11,522 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 344 [2021-07-10 02:05:11,988 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 163 [2021-07-10 02:05:12,249 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 282 [2021-07-10 02:05:12,769 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 497 [2021-07-10 02:05:13,151 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 181 [2021-07-10 02:05:13,365 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2021-07-10 02:05:13,581 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 286 [2021-07-10 02:05:14,268 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 408 [2021-07-10 02:05:15,389 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 723 DAG size of output: 794 [2021-07-10 02:05:17,082 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 860 DAG size of output: 946 [2021-07-10 02:05:22,335 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 1774 DAG size of output: 2227 [2021-07-10 02:05:22,799 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 194 [2021-07-10 02:05:23,551 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 395 [2021-07-10 02:05:24,265 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 225 [2021-07-10 02:05:24,527 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-07-10 02:05:25,331 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 463 [2021-07-10 02:05:25,947 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 604 [2021-07-10 02:05:27,083 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 746 DAG size of output: 850 [2021-07-10 02:05:27,982 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-07-10 02:05:28,319 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 186 [2021-07-10 02:05:28,891 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 190 [2021-07-10 02:05:29,411 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 452 [2021-07-10 02:05:30,169 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 313 [2021-07-10 02:05:30,514 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 181 [2021-07-10 02:05:30,919 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 270 [2021-07-10 02:05:32,065 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 584 [2021-07-10 02:05:34,899 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 1231 DAG size of output: 1508 [2021-07-10 02:05:35,438 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 210 [2021-07-10 02:05:35,981 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 354 [2021-07-10 02:05:36,811 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 280 [2021-07-10 02:05:37,730 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 276 [2021-07-10 02:05:37,978 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 371 [2021-07-10 02:05:38,884 WARN L205 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 748 DAG size of output: 751 [2021-07-10 02:05:39,713 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 228 [2021-07-10 02:05:40,767 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 483 [2021-07-10 02:05:41,367 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 628 [2021-07-10 02:05:42,090 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 254 [2021-07-10 02:05:42,311 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 362 [2021-07-10 02:05:42,749 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 228 [2021-07-10 02:05:42,930 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 339 [2021-07-10 02:05:43,437 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 564 [2021-07-10 02:05:44,877 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 831 DAG size of output: 1001 [2021-07-10 02:05:47,194 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 976 DAG size of output: 1160 [2021-07-10 02:05:47,827 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 267 [2021-07-10 02:05:48,602 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 349 [2021-07-10 02:05:49,421 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 191 [2021-07-10 02:05:49,857 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 311 [2021-07-10 02:05:50,543 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 359 [2021-07-10 02:05:50,990 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 284 [2021-07-10 02:05:51,909 WARN L205 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 617 [2021-07-10 02:05:53,669 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 778 DAG size of output: 924 [2021-07-10 02:05:54,458 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 267 [2021-07-10 02:05:54,791 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 177 [2021-07-10 02:05:54,999 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 211 [2021-07-10 02:05:55,398 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 207 [2021-07-10 02:05:56,000 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 276 [2021-07-10 02:05:56,643 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 481 [2021-07-10 02:05:57,728 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 583 DAG size of output: 679 [2021-07-10 02:06:03,284 WARN L205 SmtUtils]: Spent 5.55 s on a formula simplification. DAG size of input: 1711 DAG size of output: 2231 [2021-07-10 02:06:21,150 WARN L205 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 3503 DAG size of output: 4868 [2021-07-10 02:07:15,221 WARN L205 SmtUtils]: Spent 54.04 s on a formula simplification. DAG size of input: 7428 DAG size of output: 10523 [2021-07-10 02:09:23,486 WARN L205 SmtUtils]: Spent 2.14 m on a formula simplification. DAG size of input: 9100 DAG size of output: 13400 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown