/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:49:55,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:49:55,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:49:55,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:49:55,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 21:49:55,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 21:49:55,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 21:49:55,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 21:49:55,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 21:49:55,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 21:49:55,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 21:49:55,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 21:49:55,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 21:49:55,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 21:49:55,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 21:49:55,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 21:49:55,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 21:49:55,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-14 21:49:55,919 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:49:55,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:49:55,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:49:55,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:49:55,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:49:55,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:49:55,921 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:49:55,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:49:55,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:49:55,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:49:55,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:49:55,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:49:55,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:49:55,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:49:55,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:49:55,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:49:55,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:49:55,944 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:49:56,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:49:56,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:49:56,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:49:56,282 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:49:56,283 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:49:56,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2021-07-14 21:49:56,284 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2021-07-14 21:49:56,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:49:56,317 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:49:56,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:49:56,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:49:56,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:49:56,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:49:56,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:49:56,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:49:56,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:49:56,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/1) ... [2021-07-14 21:49:56,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:49:56,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:49:56,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:49:56,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:49:56,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (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 [2021-07-14 21:49:56,427 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 21:49:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 21:49:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 21:49:56,427 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 21:49:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 21:49:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 21:49:56,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:49:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:49:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:49:56,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 21:49:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 21:49:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 21:49:56,429 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 21:49:56,666 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:49:56,666 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 21:49:56,682 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:49:56 BoogieIcfgContainer [2021-07-14 21:49:56,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:49:56,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:49:56,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:49:56,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:49:56,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:49:56" (1/2) ... [2021-07-14 21:49:56,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c0c1f3 and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:49:56, skipping insertion in model container [2021-07-14 21:49:56,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:49:56" (2/2) ... [2021-07-14 21:49:56,689 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2021-07-14 21:49:56,693 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:49:56,694 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:49:56,694 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:49:56,694 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:49:56,756 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 21:49:56,790 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 [2021-07-14 21:49:56,862 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:49:56,862 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:49:56,862 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:49:56,863 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:49:56,863 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:49:56,863 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:49:56,863 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:49:56,863 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:49:56,963 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:56,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:56,969 INFO L82 PathProgramCache]: Analyzing trace with hash 846714788, now seen corresponding path program 1 times [2021-07-14 21:49:56,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:56,978 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556742636] [2021-07-14 21:49:56,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:57,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:57,127 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556742636] [2021-07-14 21:49:57,127 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556742636] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:49:57,128 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:49:57,128 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 21:49:57,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213273076] [2021-07-14 21:49:57,132 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:49:57,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:57,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:49:57,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-14 21:49:57,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:57,147 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:49:57,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:49:57,170 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:57,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:57,171 INFO L82 PathProgramCache]: Analyzing trace with hash -581296574, now seen corresponding path program 1 times [2021-07-14 21:49:57,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:57,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254118598] [2021-07-14 21:49:57,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:57,234 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:57,234 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254118598] [2021-07-14 21:49:57,234 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254118598] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:49:57,235 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:49:57,235 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 21:49:57,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662086858] [2021-07-14 21:49:57,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 21:49:57,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:57,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 21:49:57,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 21:49:57,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,237 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:57,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 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) [2021-07-14 21:49:57,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:57,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 21:49:57,294 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:57,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:57,294 INFO L82 PathProgramCache]: Analyzing trace with hash -617249274, now seen corresponding path program 1 times [2021-07-14 21:49:57,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:57,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199383625] [2021-07-14 21:49:57,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:57,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:57,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199383625] [2021-07-14 21:49:57,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199383625] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:49:57,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:49:57,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 21:49:57,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702389322] [2021-07-14 21:49:57,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:49:57,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:57,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:49:57,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-14 21:49:57,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:57,344 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 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) [2021-07-14 21:49:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:57,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:57,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:57,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 21:49:57,416 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:57,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:57,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1404299230, now seen corresponding path program 1 times [2021-07-14 21:49:57,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:57,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3787038] [2021-07-14 21:49:57,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:57,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:57,461 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:57,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3787038] [2021-07-14 21:49:57,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3787038] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:49:57,461 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:49:57,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 21:49:57,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123692984] [2021-07-14 21:49:57,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 21:49:57,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:57,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 21:49:57,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 21:49:57,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,463 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:57,463 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 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) [2021-07-14 21:49:57,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:57,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:57,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:57,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:57,547 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 21:49:57,547 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:57,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:57,548 INFO L82 PathProgramCache]: Analyzing trace with hash 401519650, now seen corresponding path program 1 times [2021-07-14 21:49:57,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:57,548 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987403445] [2021-07-14 21:49:57,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:58,083 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:58,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987403445] [2021-07-14 21:49:58,083 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987403445] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:49:58,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44437149] [2021-07-14 21:49:58,083 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 [2021-07-14 21:49:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:58,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 21:49:58,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:49:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:58,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44437149] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:49:58,841 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:49:58,841 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2021-07-14 21:49:58,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943090408] [2021-07-14 21:49:58,842 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 21:49:58,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:58,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 21:49:58,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2021-07-14 21:49:58,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:58,843 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:58,844 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.3) internal successors, (46), 19 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:49:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:59,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:59,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:59,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:59,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:59,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:49:59,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:49:59,553 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:49:59,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:49:59,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1011514432, now seen corresponding path program 2 times [2021-07-14 21:49:59,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:49:59,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50984494] [2021-07-14 21:49:59,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:49:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:49:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:59,619 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:49:59,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50984494] [2021-07-14 21:49:59,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50984494] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:49:59,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505842023] [2021-07-14 21:49:59,620 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 [2021-07-14 21:49:59,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:49:59,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:49:59,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:49:59,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:49:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:59,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505842023] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:49:59,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:49:59,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2021-07-14 21:49:59,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376490732] [2021-07-14 21:49:59,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 21:49:59,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:59,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 21:49:59,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-07-14 21:49:59,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:59,758 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:59,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:49:59,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:49:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:49:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:59,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:49:59,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:00,132 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-07-14 21:50:00,133 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:50:00,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:50:00,134 INFO L82 PathProgramCache]: Analyzing trace with hash 414520128, now seen corresponding path program 3 times [2021-07-14 21:50:00,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:50:00,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390905787] [2021-07-14 21:50:00,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:50:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:50:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:00,199 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:50:00,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390905787] [2021-07-14 21:50:00,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390905787] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:00,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313163804] [2021-07-14 21:50:00,199 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 [2021-07-14 21:50:00,245 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 21:50:00,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:50:00,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:50:00,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:50:00,359 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:00,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313163804] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:00,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:50:00,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-07-14 21:50:00,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519876518] [2021-07-14 21:50:00,360 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 21:50:00,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:50:00,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 21:50:00,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-07-14 21:50:00,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:00,361 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:50:00,361 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:50:00,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:00,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:00,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:00,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:00,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:00,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:00,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:00,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:00,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:00,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:00,772 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:50:00,773 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:50:00,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:50:00,773 INFO L82 PathProgramCache]: Analyzing trace with hash 620071902, now seen corresponding path program 4 times [2021-07-14 21:50:00,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:50:00,774 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190013647] [2021-07-14 21:50:00,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:50:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:50:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:01,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:50:01,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190013647] [2021-07-14 21:50:01,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190013647] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:01,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653661710] [2021-07-14 21:50:01,415 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 [2021-07-14 21:50:01,451 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:50:01,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:50:01,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-14 21:50:01,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:50:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:01,922 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653661710] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:01,922 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:50:01,922 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 24 [2021-07-14 21:50:01,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037873305] [2021-07-14 21:50:01,923 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 21:50:01,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:50:01,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 21:50:01,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=497, Unknown=0, NotChecked=0, Total=600 [2021-07-14 21:50:01,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:01,924 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:50:01,924 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.08) internal successors, (52), 24 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:50:01,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:01,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:01,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:01,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:01,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:01,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:01,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:01,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:02,728 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2021-07-14 21:50:02,931 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-07-14 21:50:03,136 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2021-07-14 21:50:03,273 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2021-07-14 21:50:03,577 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:04,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 21:50:04,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-14 21:50:04,276 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:50:04,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:50:04,277 INFO L82 PathProgramCache]: Analyzing trace with hash 586831100, now seen corresponding path program 5 times [2021-07-14 21:50:04,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:50:04,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989592181] [2021-07-14 21:50:04,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:50:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:50:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:04,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:50:04,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989592181] [2021-07-14 21:50:04,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989592181] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:04,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566641353] [2021-07-14 21:50:04,345 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 [2021-07-14 21:50:04,380 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 21:50:04,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:50:04,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:50:04,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:50:04,452 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:04,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566641353] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:04,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:50:04,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 12 [2021-07-14 21:50:04,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227890024] [2021-07-14 21:50:04,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 21:50:04,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:50:04,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 21:50:04,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-07-14 21:50:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:04,454 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:50:04,454 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 12 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:50:04,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:04,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:04,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 21:50:04,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:04,911 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-07-14 21:50:05,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:05,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:05,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:50:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:50:05,363 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:50:05,364 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:50:05,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:50:05,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1707580006, now seen corresponding path program 6 times [2021-07-14 21:50:05,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:50:05,364 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604584829] [2021-07-14 21:50:05,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:50:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:50:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:06,176 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:50:06,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604584829] [2021-07-14 21:50:06,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604584829] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:06,177 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555129514] [2021-07-14 21:50:06,177 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 [2021-07-14 21:50:06,218 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 21:50:06,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:50:06,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-14 21:50:06,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:50:06,763 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-07-14 21:50:07,197 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 58 [2021-07-14 21:50:07,619 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-07-14 21:50:07,902 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-07-14 21:50:08,305 INFO L446 ElimStorePlain]: Different costs {1=[v_prenex_14], 6=[v_prenex_12, v_prenex_15], 15=[A, v_prenex_13, v_prenex_16], 21=[v_prenex_11]} [2021-07-14 21:50:08,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,322 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 11 treesize of output 3 [2021-07-14 21:50:08,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:08,690 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 96 [2021-07-14 21:50:08,690 INFO L628 ElimStorePlain]: treesize reduction 244, result has 61.0 percent of original size [2021-07-14 21:50:08,691 INFO L518 ElimStorePlain]: Eliminatee v_prenex_12 vanished before elimination [2021-07-14 21:50:08,691 INFO L518 ElimStorePlain]: Eliminatee v_prenex_15 vanished before elimination [2021-07-14 21:50:08,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,742 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-07-14 21:50:08,742 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 39 treesize of output 39 [2021-07-14 21:50:08,745 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:08,893 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-07-14 21:50:08,894 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:50:08,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:08,924 INFO L354 Elim1Store]: treesize reduction 12, result has 61.3 percent of original size [2021-07-14 21:50:08,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 31 [2021-07-14 21:50:08,926 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:09,039 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-07-14 21:50:09,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:50:09,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,078 INFO L354 Elim1Store]: treesize reduction 16, result has 48.4 percent of original size [2021-07-14 21:50:09,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 27 [2021-07-14 21:50:09,080 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:09,205 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-14 21:50:09,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:50:09,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,270 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:50:09,270 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 48 treesize of output 80 [2021-07-14 21:50:09,308 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:09,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:50:09,357 INFO L354 Elim1Store]: treesize reduction 38, result has 41.5 percent of original size [2021-07-14 21:50:09,358 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 48 treesize of output 42 [2021-07-14 21:50:09,360 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:50:09,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:50:09,478 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 7 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-07-14 21:50:09,479 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 14 variables, input treesize:636, output treesize:113 [2021-07-14 21:50:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:50:09,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555129514] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:50:09,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:50:09,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-07-14 21:50:09,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926992864] [2021-07-14 21:50:09,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-14 21:50:09,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:50:09,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-14 21:50:09,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=993, Unknown=0, NotChecked=0, Total=1122 [2021-07-14 21:50:09,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:09,647 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:50:09,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 33 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) [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:50:09,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:09,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:50:09,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:50:09,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:50:09,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:50:10,439 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2021-07-14 21:50:10,649 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-07-14 21:50:11,031 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-07-14 21:50:11,382 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2021-07-14 21:50:11,661 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2021-07-14 21:50:18,101 WARN L205 SmtUtils]: Spent 6.39 s on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2021-07-14 21:50:28,441 WARN L205 SmtUtils]: Spent 10.18 s on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2021-07-14 21:50:34,893 WARN L205 SmtUtils]: Spent 6.40 s on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-07-14 21:50:35,081 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-07-14 21:50:35,576 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2021-07-14 21:50:35,929 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-07-14 21:50:36,180 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 89 [2021-07-14 21:50:36,373 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-07-14 21:50:42,718 WARN L205 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2021-07-14 21:50:43,316 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-07-14 21:50:53,952 WARN L205 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2021-07-14 21:51:00,302 WARN L205 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-07-14 21:51:00,706 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2021-07-14 21:51:01,003 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-14 21:51:01,201 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2021-07-14 21:51:01,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:51:01,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-14 21:51:01,554 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:01,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:01,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1391308728, now seen corresponding path program 7 times [2021-07-14 21:51:01,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:01,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832858732] [2021-07-14 21:51:01,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:01,652 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:01,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:01,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832858732] [2021-07-14 21:51:01,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832858732] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:01,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826988358] [2021-07-14 21:51:01,653 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 [2021-07-14 21:51:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:01,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 21:51:01,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:01,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826988358] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:01,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:01,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 14 [2021-07-14 21:51:01,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101164500] [2021-07-14 21:51:01,795 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 21:51:01,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:01,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 21:51:01,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-07-14 21:51:01,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:01,795 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:01,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.142857142857143) internal successors, (44), 14 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:51:01,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:18,586 WARN L205 SmtUtils]: Spent 16.43 s on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-14 21:51:19,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:19,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:19,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:19,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-07-14 21:51:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:19,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:51:19,277 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:19,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:19,277 INFO L82 PathProgramCache]: Analyzing trace with hash 106511514, now seen corresponding path program 8 times [2021-07-14 21:51:19,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:19,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409094632] [2021-07-14 21:51:19,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:19,364 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:19,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409094632] [2021-07-14 21:51:19,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409094632] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:19,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674772100] [2021-07-14 21:51:19,365 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 [2021-07-14 21:51:19,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:51:19,395 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:19,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 21:51:19,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:19,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674772100] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:19,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:19,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 19 [2021-07-14 21:51:19,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859301713] [2021-07-14 21:51:19,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 21:51:19,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:19,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 21:51:19,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-07-14 21:51:19,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:19,558 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:19,558 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.9) internal successors, (58), 19 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:19,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:19,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-07-14 21:51:19,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:19,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:20,022 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-07-14 21:51:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-14 21:51:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:20,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:20,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:51:20,253 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:20,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:20,253 INFO L82 PathProgramCache]: Analyzing trace with hash -447332010, now seen corresponding path program 9 times [2021-07-14 21:51:20,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:20,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845580875] [2021-07-14 21:51:20,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:20,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:20,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845580875] [2021-07-14 21:51:20,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845580875] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:20,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75847217] [2021-07-14 21:51:20,877 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 [2021-07-14 21:51:20,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 21:51:20,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:20,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-14 21:51:20,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:21,487 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2021-07-14 21:51:22,251 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2021-07-14 21:51:22,504 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-07-14 21:51:22,915 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 84 [2021-07-14 21:51:23,261 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-07-14 21:51:23,890 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 149 [2021-07-14 21:51:24,275 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2021-07-14 21:51:24,551 INFO L446 ElimStorePlain]: Different costs {1=[v_prenex_40], 3=[v_prenex_31], 6=[v_prenex_33], 10=[v_prenex_32], 28=[A], 120=[v_prenex_45], 435=[v_prenex_38]} [2021-07-14 21:51:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,566 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 11 treesize of output 3 [2021-07-14 21:51:24,569 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:24,966 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 157 [2021-07-14 21:51:24,967 INFO L628 ElimStorePlain]: treesize reduction 481, result has 50.5 percent of original size [2021-07-14 21:51:24,967 INFO L518 ElimStorePlain]: Eliminatee v_prenex_31 vanished before elimination [2021-07-14 21:51:24,967 INFO L518 ElimStorePlain]: Eliminatee v_prenex_33 vanished before elimination [2021-07-14 21:51:24,967 INFO L518 ElimStorePlain]: Eliminatee v_prenex_32 vanished before elimination [2021-07-14 21:51:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,015 INFO L354 Elim1Store]: treesize reduction 14, result has 60.0 percent of original size [2021-07-14 21:51:25,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 36 [2021-07-14 21:51:25,017 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,173 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-07-14 21:51:25,174 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:51:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,237 INFO L354 Elim1Store]: treesize reduction 28, result has 47.2 percent of original size [2021-07-14 21:51:25,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 40 [2021-07-14 21:51:25,239 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:25,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:25,339 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:51:25,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 22 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 81 [2021-07-14 21:51:25,369 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,442 INFO L354 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2021-07-14 21:51:25,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 55 [2021-07-14 21:51:25,454 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,604 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-07-14 21:51:25,604 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:51:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:25,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:25,701 INFO L354 Elim1Store]: treesize reduction 36, result has 42.9 percent of original size [2021-07-14 21:51:25,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 22 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 21:51:25,704 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:25,763 INFO L354 Elim1Store]: treesize reduction 42, result has 33.3 percent of original size [2021-07-14 21:51:25,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 22 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 21:51:25,766 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:25,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:51:25,861 INFO L550 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 7 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-07-14 21:51:25,861 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 25 variables, input treesize:983, output treesize:179 [2021-07-14 21:51:26,028 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:26,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75847217] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:26,028 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:26,028 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 20] total 32 [2021-07-14 21:51:26,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760239669] [2021-07-14 21:51:26,029 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 21:51:26,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:26,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 21:51:26,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=949, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 21:51:26,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:26,030 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:26,030 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0606060606060606) internal successors, (68), 32 states have internal predecessors, (68), 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) [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:26,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:26,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:26,777 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 44 [2021-07-14 21:51:27,323 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 65 [2021-07-14 21:51:28,172 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 107 [2021-07-14 21:51:28,359 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 53 [2021-07-14 21:51:28,768 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 107 [2021-07-14 21:51:29,081 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-07-14 21:51:29,567 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 114 [2021-07-14 21:51:29,837 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 101 [2021-07-14 21:51:30,162 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 103 [2021-07-14 21:51:30,717 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2021-07-14 21:51:31,265 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 113 [2021-07-14 21:51:31,743 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2021-07-14 21:51:32,106 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2021-07-14 21:51:32,601 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 137 [2021-07-14 21:51:33,148 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 138 [2021-07-14 21:51:33,929 WARN L205 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 147 [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-14 21:51:34,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:34,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:34,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:51:34,252 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:34,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:34,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1308855412, now seen corresponding path program 10 times [2021-07-14 21:51:34,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:34,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629424920] [2021-07-14 21:51:34,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:34,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:34,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629424920] [2021-07-14 21:51:34,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629424920] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:34,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615666098] [2021-07-14 21:51:34,350 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 [2021-07-14 21:51:34,386 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:51:34,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:34,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:51:34,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:34,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615666098] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:34,467 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:34,467 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 16 [2021-07-14 21:51:34,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548690881] [2021-07-14 21:51:34,468 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 21:51:34,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:34,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 21:51:34,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-07-14 21:51:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:34,468 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:34,468 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 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) [2021-07-14 21:51:34,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:34,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:34,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:35,075 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-07-14 21:51:35,076 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:35,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:35,076 INFO L82 PathProgramCache]: Analyzing trace with hash -862103466, now seen corresponding path program 11 times [2021-07-14 21:51:35,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:35,076 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574543885] [2021-07-14 21:51:35,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:35,172 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:35,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574543885] [2021-07-14 21:51:35,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574543885] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:35,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221426625] [2021-07-14 21:51:35,172 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 [2021-07-14 21:51:35,204 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 21:51:35,204 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:35,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 21:51:35,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:35,387 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221426625] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:35,387 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:35,387 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-07-14 21:51:35,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063891451] [2021-07-14 21:51:35,387 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 21:51:35,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:35,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 21:51:35,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=445, Unknown=0, NotChecked=0, Total=552 [2021-07-14 21:51:35,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:35,388 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:35,389 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.75) internal successors, (66), 23 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:35,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:35,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:35,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:35,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:36,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2021-07-14 21:51:36,029 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:36,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:36,029 INFO L82 PathProgramCache]: Analyzing trace with hash 2145444724, now seen corresponding path program 12 times [2021-07-14 21:51:36,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:36,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14542612] [2021-07-14 21:51:36,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:36,149 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:36,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14542612] [2021-07-14 21:51:36,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14542612] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:36,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376554473] [2021-07-14 21:51:36,149 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 [2021-07-14 21:51:36,187 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 21:51:36,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:36,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:51:36,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:36,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376554473] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:36,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:36,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2021-07-14 21:51:36,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932367888] [2021-07-14 21:51:36,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-14 21:51:36,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:36,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-14 21:51:36,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=526, Unknown=0, NotChecked=0, Total=650 [2021-07-14 21:51:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:36,387 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:36,388 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.6923076923076925) internal successors, (70), 25 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:36,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:36,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:36,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:36,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:36,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:36,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:37,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2021-07-14 21:51:37,048 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:37,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:37,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1886265106, now seen corresponding path program 13 times [2021-07-14 21:51:37,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:37,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876764251] [2021-07-14 21:51:37,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:38,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:38,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876764251] [2021-07-14 21:51:38,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876764251] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:38,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408231758] [2021-07-14 21:51:38,189 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 [2021-07-14 21:51:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:38,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 41 conjunts are in the unsatisfiable core [2021-07-14 21:51:38,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:38,853 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-07-14 21:51:39,673 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-07-14 21:51:40,127 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 99 [2021-07-14 21:51:40,520 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2021-07-14 21:51:40,887 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-07-14 21:51:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:41,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408231758] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:41,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:41,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 34 [2021-07-14 21:51:41,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897660280] [2021-07-14 21:51:41,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-14 21:51:41,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:41,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-14 21:51:41,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1036, Unknown=0, NotChecked=0, Total=1190 [2021-07-14 21:51:41,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:41,024 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:41,024 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.1714285714285713) internal successors, (76), 34 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:41,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:41,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:41,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:41,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:42,998 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 79 [2021-07-14 21:51:43,436 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 80 [2021-07-14 21:51:43,791 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 103 [2021-07-14 21:51:44,110 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 107 [2021-07-14 21:51:44,412 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 109 [2021-07-14 21:51:44,721 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-07-14 21:51:44,930 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:44,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:44,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:45,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:51:45,185 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:45,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:45,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1922755376, now seen corresponding path program 14 times [2021-07-14 21:51:45,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:45,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547069234] [2021-07-14 21:51:45,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:45,319 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:45,319 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:45,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547069234] [2021-07-14 21:51:45,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547069234] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:45,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234379502] [2021-07-14 21:51:45,319 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 [2021-07-14 21:51:45,356 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:51:45,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:45,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 21:51:45,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:45,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234379502] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:45,449 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:45,449 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 18 [2021-07-14 21:51:45,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428156669] [2021-07-14 21:51:45,449 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 21:51:45,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:45,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 21:51:45,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-07-14 21:51:45,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:45,450 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:45,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.888888888888889) internal successors, (52), 18 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:45,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:51:46,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable147 [2021-07-14 21:51:46,456 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:46,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:46,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1646198478, now seen corresponding path program 15 times [2021-07-14 21:51:46,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:46,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390749558] [2021-07-14 21:51:46,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:47,585 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:47,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390749558] [2021-07-14 21:51:47,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390749558] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:47,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039155915] [2021-07-14 21:51:47,585 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 [2021-07-14 21:51:47,622 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-14 21:51:47,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:47,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 21:51:47,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:49,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,658 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,663 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,669 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,674 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,764 INFO L354 Elim1Store]: treesize reduction 56, result has 38.5 percent of original size [2021-07-14 21:51:49,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 27 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 56 [2021-07-14 21:51:49,767 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,881 INFO L354 Elim1Store]: treesize reduction 152, result has 0.7 percent of original size [2021-07-14 21:51:49,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 39 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 16 case distinctions, treesize of input 72 treesize of output 1 [2021-07-14 21:51:49,882 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,890 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,952 INFO L354 Elim1Store]: treesize reduction 152, result has 0.7 percent of original size [2021-07-14 21:51:49,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 16 case distinctions, treesize of input 58 treesize of output 22 [2021-07-14 21:51:49,953 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:49,961 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:49,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:49,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,012 INFO L354 Elim1Store]: treesize reduction 152, result has 0.7 percent of original size [2021-07-14 21:51:50,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 16 case distinctions, treesize of input 58 treesize of output 22 [2021-07-14 21:51:50,013 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,019 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,064 INFO L354 Elim1Store]: treesize reduction 152, result has 0.7 percent of original size [2021-07-14 21:51:50,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 16 case distinctions, treesize of input 58 treesize of output 22 [2021-07-14 21:51:50,066 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,074 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,081 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,138 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-07-14 21:51:50,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 33 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 63 treesize of output 1 [2021-07-14 21:51:50,139 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,344 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-07-14 21:51:50,344 INFO L354 Elim1Store]: treesize reduction 56, result has 71.9 percent of original size [2021-07-14 21:51:50,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 24 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 21 case distinctions, treesize of input 58 treesize of output 164 [2021-07-14 21:51:50,686 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,778 INFO L354 Elim1Store]: treesize reduction 45, result has 23.7 percent of original size [2021-07-14 21:51:50,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 39 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 35 [2021-07-14 21:51:50,780 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,788 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,795 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,801 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,808 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,814 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,821 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,827 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,833 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:50,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:50,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:50,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:51:50,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-07-14 21:51:50,872 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 21:51:50,885 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:50,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:50,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:51:51,048 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-07-14 21:51:51,048 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:51:51,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 33 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 22 case distinctions, treesize of input 72 treesize of output 236 [2021-07-14 21:51:51,719 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 266 [2021-07-14 21:51:51,868 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 318 [2021-07-14 21:51:52,017 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 318 [2021-07-14 21:51:52,191 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 281 [2021-07-14 21:51:52,415 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 354 [2021-07-14 21:51:52,591 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 326 [2021-07-14 21:51:53,090 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 281 [2021-07-14 21:51:53,299 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 360 [2021-07-14 21:51:53,537 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 360 [2021-07-14 21:51:53,742 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 295 [2021-07-14 21:51:53,911 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 331 [2021-07-14 21:51:54,563 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 222 [2021-07-14 21:51:54,736 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 222 [2021-07-14 21:51:54,876 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 226 [2021-07-14 21:51:55,018 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 248 [2021-07-14 21:51:55,514 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 21:51:55,606 INFO L628 ElimStorePlain]: treesize reduction 33, result has 74.4 percent of original size [2021-07-14 21:51:55,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-14 21:51:55,609 INFO L247 ElimStorePlain]: Needed 29 recursive calls to eliminate 2 variables, input treesize:2086, output treesize:97 [2021-07-14 21:51:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:55,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039155915] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:55,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:55,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24] total 42 [2021-07-14 21:51:55,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705428172] [2021-07-14 21:51:55,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-07-14 21:51:55,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:55,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-07-14 21:51:55,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=1579, Unknown=0, NotChecked=0, Total=1806 [2021-07-14 21:51:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:55,763 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:55,763 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.9534883720930232) internal successors, (84), 42 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) [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:55,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:55,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:55,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:51:55,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:56,923 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-07-14 21:51:58,198 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 61 [2021-07-14 21:51:58,406 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-07-14 21:51:58,718 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2021-07-14 21:51:58,914 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:51:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 21:51:59,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:51:59,369 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:51:59,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:51:59,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1148007444, now seen corresponding path program 16 times [2021-07-14 21:51:59,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:51:59,370 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412497445] [2021-07-14 21:51:59,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:51:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:51:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 49 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:59,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:51:59,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412497445] [2021-07-14 21:51:59,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412497445] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:59,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049775385] [2021-07-14 21:51:59,525 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 [2021-07-14 21:51:59,571 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:51:59,572 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:51:59,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 21:51:59,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:51:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 49 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:51:59,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049775385] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:51:59,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:51:59,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 20 [2021-07-14 21:51:59,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341331210] [2021-07-14 21:51:59,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 21:51:59,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:51:59,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 21:51:59,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2021-07-14 21:51:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:51:59,670 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:51:59,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.8) internal successors, (56), 20 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:51:59,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 21:51:59,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:00,286 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 69 [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:00,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:52:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:00,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable622 [2021-07-14 21:52:00,724 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:00,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:00,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1569185930, now seen corresponding path program 17 times [2021-07-14 21:52:00,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:00,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157306212] [2021-07-14 21:52:00,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:01,519 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2021-07-14 21:52:01,659 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-07-14 21:52:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 10 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:02,268 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:02,268 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157306212] [2021-07-14 21:52:02,268 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157306212] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:02,268 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445937318] [2021-07-14 21:52:02,268 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 [2021-07-14 21:52:02,314 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-07-14 21:52:02,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:02,315 WARN L261 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 51 conjunts are in the unsatisfiable core [2021-07-14 21:52:02,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:03,343 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-07-14 21:52:09,054 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 264 DAG size of output: 142 [2021-07-14 21:52:10,482 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 257 DAG size of output: 137 [2021-07-14 21:52:11,756 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 147 DAG size of output: 131 [2021-07-14 21:52:12,964 WARN L205 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 134 [2021-07-14 21:52:13,982 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 128 [2021-07-14 21:52:15,133 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 121 [2021-07-14 21:52:15,396 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:15,396 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445937318] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:15,396 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:15,397 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 42 [2021-07-14 21:52:15,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19162468] [2021-07-14 21:52:15,398 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-07-14 21:52:15,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:15,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-07-14 21:52:15,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1614, Unknown=0, NotChecked=0, Total=1806 [2021-07-14 21:52:15,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:15,399 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:15,399 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 2.13953488372093) internal successors, (92), 42 states have internal predecessors, (92), 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) [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:15,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:15,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:16,694 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 46 [2021-07-14 21:52:16,878 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2021-07-14 21:52:17,493 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2021-07-14 21:52:17,772 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 44 [2021-07-14 21:52:18,192 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 62 [2021-07-14 21:52:19,144 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-07-14 21:52:19,450 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2021-07-14 21:52:19,721 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-07-14 21:52:20,208 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-07-14 21:52:20,496 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2021-07-14 21:52:24,218 WARN L205 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 182 DAG size of output: 105 [2021-07-14 21:52:28,517 WARN L205 SmtUtils]: Spent 4.09 s on a formula simplification. DAG size of input: 194 DAG size of output: 109 [2021-07-14 21:52:30,644 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 190 DAG size of output: 150 [2021-07-14 21:52:32,369 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 144 [2021-07-14 21:52:33,876 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 170 DAG size of output: 139 [2021-07-14 21:52:35,313 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 165 DAG size of output: 141 [2021-07-14 21:52:36,776 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 162 DAG size of output: 144 [2021-07-14 21:52:37,611 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 98 [2021-07-14 21:52:38,864 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 132 DAG size of output: 130 [2021-07-14 21:52:39,897 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 98 [2021-07-14 21:52:40,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:52:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:40,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-14 21:52:40,311 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable623 [2021-07-14 21:52:40,312 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:40,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:40,312 INFO L82 PathProgramCache]: Analyzing trace with hash -2142622040, now seen corresponding path program 18 times [2021-07-14 21:52:40,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:40,312 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592092209] [2021-07-14 21:52:40,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:40,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:40,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592092209] [2021-07-14 21:52:40,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592092209] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:40,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752081399] [2021-07-14 21:52:40,817 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 [2021-07-14 21:52:40,856 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-07-14 21:52:40,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:40,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 21:52:40,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:41,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752081399] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:41,039 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:41,039 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 22 [2021-07-14 21:52:41,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875862306] [2021-07-14 21:52:41,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-14 21:52:41,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:41,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-14 21:52:41,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2021-07-14 21:52:41,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:41,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:41,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.727272727272727) internal successors, (60), 22 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) [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:41,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-14 21:52:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:42,867 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-07-14 21:52:43,648 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 115 [2021-07-14 21:52:44,315 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 78 [2021-07-14 21:52:44,557 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 21:52:44,820 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-07-14 21:52:45,023 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-14 21:52:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:45,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable652 [2021-07-14 21:52:45,245 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:45,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:45,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1111999558, now seen corresponding path program 19 times [2021-07-14 21:52:45,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:45,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409848010] [2021-07-14 21:52:45,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:45,544 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2021-07-14 21:52:46,761 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-07-14 21:52:47,064 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-07-14 21:52:47,259 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-07-14 21:52:47,425 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-07-14 21:52:47,621 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 21:52:47,873 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2021-07-14 21:52:48,106 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2021-07-14 21:52:48,296 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2021-07-14 21:52:48,550 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2021-07-14 21:52:48,743 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2021-07-14 21:52:49,327 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:49,327 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:49,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409848010] [2021-07-14 21:52:49,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409848010] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:49,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130572930] [2021-07-14 21:52:49,328 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 [2021-07-14 21:52:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:49,371 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 57 conjunts are in the unsatisfiable core [2021-07-14 21:52:49,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:51,226 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-07-14 21:52:51,794 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-07-14 21:52:52,098 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-07-14 21:52:52,433 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-07-14 21:52:52,769 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-07-14 21:52:53,123 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 21:52:53,511 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-07-14 21:52:53,918 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 21:52:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:54,181 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130572930] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:54,181 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:54,181 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 24] total 48 [2021-07-14 21:52:54,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311804246] [2021-07-14 21:52:54,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-14 21:52:54,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:54,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-14 21:52:54,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2135, Unknown=0, NotChecked=0, Total=2352 [2021-07-14 21:52:54,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:54,183 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:54,183 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.0408163265306123) internal successors, (100), 48 states have internal predecessors, (100), 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) [2021-07-14 21:52:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:52:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:52:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:52:54,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-14 21:52:54,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:52:54,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-14 21:52:54,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:52:54,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:55,433 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 111 [2021-07-14 21:52:56,085 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2021-07-14 21:52:57,041 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 113 [2021-07-14 21:52:58,048 WARN L205 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-14 21:52:59,083 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 114 [2021-07-14 21:52:59,488 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 27 [2021-07-14 21:53:00,884 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 156 DAG size of output: 115 [2021-07-14 21:53:01,082 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 28 [2021-07-14 21:53:03,475 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 245 DAG size of output: 224 [2021-07-14 21:53:06,800 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 246 DAG size of output: 223 [2021-07-14 21:53:09,182 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-07-14 21:53:09,457 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2021-07-14 21:53:10,782 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 159 DAG size of output: 101 [2021-07-14 21:53:11,041 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 38 [2021-07-14 21:53:14,067 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 245 DAG size of output: 244 [2021-07-14 21:53:17,377 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 245 DAG size of output: 222 [2021-07-14 21:53:17,970 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-07-14 21:53:19,002 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2021-07-14 21:53:20,019 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2021-07-14 21:53:20,347 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2021-07-14 21:53:21,900 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 166 DAG size of output: 91 [2021-07-14 21:53:22,213 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 47 [2021-07-14 21:53:25,133 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2021-07-14 21:53:25,609 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-07-14 21:53:26,424 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2021-07-14 21:53:26,800 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2021-07-14 21:53:27,884 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 83 [2021-07-14 21:53:28,236 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 49 [2021-07-14 21:53:30,665 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2021-07-14 21:53:30,973 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-07-14 21:53:31,465 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-07-14 21:53:31,760 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2021-07-14 21:53:32,520 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 77 [2021-07-14 21:53:32,786 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 48 [2021-07-14 21:53:35,153 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2021-07-14 21:53:35,416 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 21:53:35,815 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-07-14 21:53:36,162 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 56 [2021-07-14 21:53:36,918 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 78 [2021-07-14 21:53:37,223 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 56 [2021-07-14 21:53:39,464 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2021-07-14 21:53:39,685 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-07-14 21:53:39,954 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-07-14 21:53:40,319 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 61 [2021-07-14 21:53:41,021 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 75 [2021-07-14 21:53:41,375 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 61 [2021-07-14 21:53:43,659 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2021-07-14 21:53:43,987 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-07-14 21:53:46,207 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 286 DAG size of output: 172 [2021-07-14 21:53:48,742 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 287 DAG size of output: 172 [2021-07-14 21:53:50,202 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-14 21:53:50,767 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 95 [2021-07-14 21:53:52,089 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 129 DAG size of output: 100 [2021-07-14 21:53:52,977 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 100 [2021-07-14 21:53:54,164 WARN L205 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-14 21:53:55,271 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 110 [2021-07-14 21:53:56,542 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 99 DAG size of output: 82 [2021-07-14 21:53:57,473 WARN L205 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 122 [2021-07-14 21:53:58,568 WARN L205 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2021-07-14 21:53:59,457 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 127 [2021-07-14 21:54:00,223 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2021-07-14 21:54:01,288 WARN L205 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2021-07-14 21:54:02,029 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2021-07-14 21:54:03,097 WARN L205 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 151 [2021-07-14 21:54:04,312 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2021-07-14 21:54:05,057 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-07-14 21:54:05,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:05,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-14 21:54:05,386 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable653 [2021-07-14 21:54:05,386 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:05,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:05,386 INFO L82 PathProgramCache]: Analyzing trace with hash 882905956, now seen corresponding path program 20 times [2021-07-14 21:54:05,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:05,386 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65535600] [2021-07-14 21:54:05,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 81 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:05,821 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:54:05,821 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65535600] [2021-07-14 21:54:05,821 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65535600] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:05,821 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194846981] [2021-07-14 21:54:05,821 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:54:05,858 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:54:05,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:54:05,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-14 21:54:05,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:54:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 81 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:06,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194846981] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:06,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:54:06,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 24 [2021-07-14 21:54:06,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269770696] [2021-07-14 21:54:06,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 21:54:06,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:54:06,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 21:54:06,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2021-07-14 21:54:06,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:06,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:54:06,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 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) [2021-07-14 21:54:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:54:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:54:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-14 21:54:06,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:08,145 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-07-14 21:54:10,734 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2021-07-14 21:54:12,107 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 183 DAG size of output: 139 [2021-07-14 21:54:13,039 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-07-14 21:54:16,301 WARN L205 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2021-07-14 21:54:17,071 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-07-14 21:54:18,407 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2021-07-14 21:54:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:54:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:54:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-14 21:54:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 21:54:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-07-14 21:54:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 21:54:18,621 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable688 [2021-07-14 21:54:18,621 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:18,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:18,622 INFO L82 PathProgramCache]: Analyzing trace with hash -327308798, now seen corresponding path program 21 times [2021-07-14 21:54:18,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:18,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699815340] [2021-07-14 21:54:18,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:20,303 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-07-14 21:54:20,605 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-07-14 21:54:20,882 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-07-14 21:54:21,131 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-07-14 21:54:21,384 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-07-14 21:54:21,609 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-07-14 21:54:21,854 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-07-14 21:54:22,085 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2021-07-14 21:54:22,276 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-07-14 21:54:22,456 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-07-14 21:54:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:23,015 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:54:23,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699815340] [2021-07-14 21:54:23,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699815340] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:23,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931216624] [2021-07-14 21:54:23,015 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:54:23,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-07-14 21:54:23,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:54:23,065 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 67 conjunts are in the unsatisfiable core [2021-07-14 21:54:23,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:54:24,987 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-07-14 21:54:25,238 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-14 21:54:25,718 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-07-14 21:54:25,973 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-14 21:54:26,259 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-07-14 21:54:26,557 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-14 21:54:26,916 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-14 21:54:29,816 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 181 DAG size of output: 91 [2021-07-14 21:54:32,143 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 272 [2021-07-14 21:54:37,846 WARN L205 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 434 DAG size of output: 434 [2021-07-14 21:54:46,636 WARN L205 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 596 DAG size of output: 596 [2021-07-14 21:54:54,326 WARN L205 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 751 [2021-07-14 21:54:55,409 INFO L446 ElimStorePlain]: Different costs {1=[v_prenex_170, v_prenex_182, v_prenex_183, v_prenex_168], 15=[v_prenex_169], 36=[v_prenex_180, A, v_prenex_164], 45=[v_prenex_181, v_prenex_171, v_prenex_172, v_prenex_163, v_prenex_185, v_prenex_174, v_prenex_165, v_prenex_176, v_prenex_167], 66=[v_prenex_184, v_prenex_173, v_prenex_177, v_prenex_179], 78=[v_prenex_186, v_prenex_175, v_prenex_166], 105=[v_prenex_178]} [2021-07-14 21:54:55,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:54:55,490 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 11 treesize of output 3 [2021-07-14 21:54:55,493 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:54:59,233 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification that was a NOOP. DAG size: 813 [2021-07-14 21:54:59,234 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:54:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:54:59,290 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 11 treesize of output 3 [2021-07-14 21:54:59,292 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:02,904 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 807 [2021-07-14 21:55:02,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:02,959 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 11 treesize of output 3 [2021-07-14 21:55:02,961 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:06,750 WARN L205 SmtUtils]: Spent 3.79 s on a formula simplification that was a NOOP. DAG size: 801 [2021-07-14 21:55:06,750 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:06,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-07-14 21:55:06,811 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:10,494 WARN L205 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 796 [2021-07-14 21:55:10,495 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:10,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:10,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 16 [2021-07-14 21:55:10,586 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:14,365 WARN L205 SmtUtils]: Spent 3.78 s on a formula simplification that was a NOOP. DAG size: 779 [2021-07-14 21:55:14,366 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:14,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:14,520 INFO L244 Elim1Store]: Index analysis took 104 ms [2021-07-14 21:55:14,726 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2021-07-14 21:55:14,727 INFO L354 Elim1Store]: treesize reduction 78, result has 49.0 percent of original size [2021-07-14 21:55:14,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 13 case distinctions, treesize of input 74 treesize of output 96 [2021-07-14 21:55:14,743 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:18,332 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 769 [2021-07-14 21:55:18,333 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:18,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:18,725 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 46 [2021-07-14 21:55:18,726 INFO L354 Elim1Store]: treesize reduction 78, result has 52.7 percent of original size [2021-07-14 21:55:18,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 22 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 74 treesize of output 108 [2021-07-14 21:55:18,752 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:22,269 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification that was a NOOP. DAG size: 759 [2021-07-14 21:55:22,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:22,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:22,634 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 45 [2021-07-14 21:55:22,635 INFO L354 Elim1Store]: treesize reduction 76, result has 49.7 percent of original size [2021-07-14 21:55:22,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 22 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 72 treesize of output 96 [2021-07-14 21:55:22,655 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:26,215 WARN L205 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 748 [2021-07-14 21:55:26,215 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:26,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:26,382 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-07-14 21:55:26,570 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2021-07-14 21:55:26,571 INFO L354 Elim1Store]: treesize reduction 78, result has 44.7 percent of original size [2021-07-14 21:55:26,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 33 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 74 treesize of output 84 [2021-07-14 21:55:26,585 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:30,003 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification that was a NOOP. DAG size: 737 [2021-07-14 21:55:30,004 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:30,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:30,168 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-07-14 21:55:30,456 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2021-07-14 21:55:30,457 INFO L354 Elim1Store]: treesize reduction 70, result has 59.5 percent of original size [2021-07-14 21:55:30,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 16 case distinctions, treesize of input 72 treesize of output 124 [2021-07-14 21:55:30,479 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:33,919 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 723 [2021-07-14 21:55:33,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:33,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:33,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:33,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:33,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:34,099 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-07-14 21:55:34,266 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2021-07-14 21:55:34,266 INFO L354 Elim1Store]: treesize reduction 78, result has 44.7 percent of original size [2021-07-14 21:55:34,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 33 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 74 treesize of output 84 [2021-07-14 21:55:34,279 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:37,699 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification that was a NOOP. DAG size: 711 [2021-07-14 21:55:37,700 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:37,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:37,864 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-07-14 21:55:38,128 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2021-07-14 21:55:38,128 INFO L354 Elim1Store]: treesize reduction 78, result has 55.9 percent of original size [2021-07-14 21:55:38,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 120 [2021-07-14 21:55:38,152 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:41,486 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 698 [2021-07-14 21:55:41,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:41,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:41,652 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-07-14 21:55:41,834 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2021-07-14 21:55:41,835 INFO L354 Elim1Store]: treesize reduction 78, result has 44.7 percent of original size [2021-07-14 21:55:41,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 33 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 74 treesize of output 84 [2021-07-14 21:55:41,850 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:45,295 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 686 [2021-07-14 21:55:45,295 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:45,462 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-07-14 21:55:45,668 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 42 [2021-07-14 21:55:45,669 INFO L354 Elim1Store]: treesize reduction 78, result has 49.0 percent of original size [2021-07-14 21:55:45,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 13 case distinctions, treesize of input 74 treesize of output 96 [2021-07-14 21:55:45,685 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:49,025 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 674 [2021-07-14 21:55:49,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:49,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:49,188 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-07-14 21:55:49,407 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2021-07-14 21:55:49,407 INFO L354 Elim1Store]: treesize reduction 76, result has 45.3 percent of original size [2021-07-14 21:55:49,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 13 case distinctions, treesize of input 72 treesize of output 84 [2021-07-14 21:55:49,419 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:52,720 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 661 [2021-07-14 21:55:52,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:52,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:52,885 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-07-14 21:55:53,092 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2021-07-14 21:55:53,093 INFO L354 Elim1Store]: treesize reduction 80, result has 47.7 percent of original size [2021-07-14 21:55:53,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 32 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 13 case distinctions, treesize of input 74 treesize of output 94 [2021-07-14 21:55:53,106 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 21:55:56,580 WARN L205 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 648 [2021-07-14 21:55:56,580 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:55:56,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:55:56,739 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-07-14 21:55:57,069 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 53 [2021-07-14 21:55:57,069 INFO L354 Elim1Store]: treesize reduction 76, result has 52.8 percent of original size [2021-07-14 21:55:57,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 106 [2021-07-14 21:55:57,093 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:00,435 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 634 [2021-07-14 21:56:00,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:00,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:00,580 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-07-14 21:56:00,701 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2021-07-14 21:56:00,701 INFO L354 Elim1Store]: treesize reduction 92, result has 39.9 percent of original size [2021-07-14 21:56:00,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 53 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 13 case distinctions, treesize of input 107 treesize of output 91 [2021-07-14 21:56:00,706 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:04,037 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 619 [2021-07-14 21:56:04,037 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:04,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:04,190 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-07-14 21:56:04,326 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 37 [2021-07-14 21:56:04,327 INFO L354 Elim1Store]: treesize reduction 108, result has 39.0 percent of original size [2021-07-14 21:56:04,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 51 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 15 case distinctions, treesize of input 107 treesize of output 99 [2021-07-14 21:56:04,332 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:07,659 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 606 [2021-07-14 21:56:07,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:07,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:07,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,182 INFO L244 Elim1Store]: Index analysis took 480 ms [2021-07-14 21:56:08,582 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 70 [2021-07-14 21:56:08,582 INFO L354 Elim1Store]: treesize reduction 264, result has 31.4 percent of original size [2021-07-14 21:56:08,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 32 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 34 case distinctions, treesize of input 103 treesize of output 151 [2021-07-14 21:56:08,614 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:08,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:08,777 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-07-14 21:56:09,350 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 118 [2021-07-14 21:56:09,350 INFO L354 Elim1Store]: treesize reduction 126, result has 67.3 percent of original size [2021-07-14 21:56:09,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 32 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 34 case distinctions, treesize of input 103 treesize of output 289 [2021-07-14 21:56:10,263 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:13,367 WARN L205 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 599 [2021-07-14 21:56:13,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:13,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:13,520 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-07-14 21:56:13,673 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2021-07-14 21:56:13,673 INFO L354 Elim1Store]: treesize reduction 112, result has 38.8 percent of original size [2021-07-14 21:56:13,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 49 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 17 case distinctions, treesize of input 105 treesize of output 101 [2021-07-14 21:56:13,684 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:16,818 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 588 [2021-07-14 21:56:16,818 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:16,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:16,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:17,410 INFO L244 Elim1Store]: Index analysis took 556 ms [2021-07-14 21:56:18,006 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 97 [2021-07-14 21:56:18,006 INFO L354 Elim1Store]: treesize reduction 208, result has 47.3 percent of original size [2021-07-14 21:56:18,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 35 case distinctions, treesize of input 103 treesize of output 217 [2021-07-14 21:56:18,085 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:18,272 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-07-14 21:56:19,079 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 149 [2021-07-14 21:56:19,079 INFO L354 Elim1Store]: treesize reduction 66, result has 83.3 percent of original size [2021-07-14 21:56:19,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 43 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 35 case distinctions, treesize of input 103 treesize of output 359 [2021-07-14 21:56:19,613 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 269 [2021-07-14 21:56:19,963 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 265 [2021-07-14 21:56:20,163 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 312 [2021-07-14 21:56:20,367 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 312 [2021-07-14 21:56:20,667 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 316 [2021-07-14 21:56:21,759 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 390 [2021-07-14 21:56:22,018 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 481 [2021-07-14 21:56:22,533 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 346 [2021-07-14 21:56:22,699 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 416 [2021-07-14 21:56:23,237 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 630 [2021-07-14 21:56:23,779 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 630 [2021-07-14 21:56:24,344 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 562 [2021-07-14 21:56:25,111 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 733 [2021-07-14 21:56:25,556 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 334 [2021-07-14 21:56:26,181 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 393 [2021-07-14 21:56:26,458 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 501 [2021-07-14 21:56:26,690 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 286 [2021-07-14 21:56:27,318 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 324 [2021-07-14 21:56:27,532 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 423 [2021-07-14 21:56:28,145 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 918 DAG size of output: 722 [2021-07-14 21:56:29,081 WARN L205 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 1186 DAG size of output: 903 [2021-07-14 21:56:30,028 WARN L205 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 1186 DAG size of output: 903 [2021-07-14 21:56:31,046 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1189 DAG size of output: 906 [2021-07-14 21:56:32,469 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 908 DAG size of output: 1150 [2021-07-14 21:56:33,031 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 275 [2021-07-14 21:56:34,363 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1349 DAG size of output: 851 [2021-07-14 21:56:35,423 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1349 DAG size of output: 851 [2021-07-14 21:56:36,170 WARN L205 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 489 [2021-07-14 21:56:36,767 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 567 [2021-07-14 21:56:37,188 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 399 [2021-07-14 21:56:38,238 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 234 [2021-07-14 21:56:38,477 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 292 [2021-07-14 21:56:38,721 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 292 [2021-07-14 21:56:38,980 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 296 [2021-07-14 21:56:39,399 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:42,795 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification that was a NOOP. DAG size: 572 [2021-07-14 21:56:42,795 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:42,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:43,534 INFO L244 Elim1Store]: Index analysis took 703 ms [2021-07-14 21:56:44,185 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 91 [2021-07-14 21:56:44,185 INFO L354 Elim1Store]: treesize reduction 244, result has 41.8 percent of original size [2021-07-14 21:56:44,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 41 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 37 case distinctions, treesize of input 103 treesize of output 205 [2021-07-14 21:56:44,234 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:44,456 INFO L244 Elim1Store]: Index analysis took 201 ms [2021-07-14 21:56:45,278 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 137 [2021-07-14 21:56:45,279 INFO L354 Elim1Store]: treesize reduction 114, result has 72.8 percent of original size [2021-07-14 21:56:45,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 41 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 37 case distinctions, treesize of input 103 treesize of output 335 [2021-07-14 21:56:46,318 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 289 [2021-07-14 21:56:46,871 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 341 [2021-07-14 21:56:47,121 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 493 [2021-07-14 21:56:47,371 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 493 [2021-07-14 21:56:47,732 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 473 [2021-07-14 21:56:48,115 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 613 [2021-07-14 21:56:48,570 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 412 [2021-07-14 21:56:48,859 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 511 [2021-07-14 21:56:49,141 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 511 [2021-07-14 21:56:49,515 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 362 [2021-07-14 21:56:49,908 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 263 [2021-07-14 21:56:50,469 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 218 [2021-07-14 21:56:50,678 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 276 [2021-07-14 21:56:50,882 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 276 [2021-07-14 21:56:51,107 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 280 [2021-07-14 21:56:51,253 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 254 [2021-07-14 21:56:51,618 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 204 [2021-07-14 21:56:51,737 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 204 [2021-07-14 21:56:51,875 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 208 [2021-07-14 21:56:52,091 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 21:56:55,119 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 559 [2021-07-14 21:56:55,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:56:55,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:56:55,546 INFO L244 Elim1Store]: Index analysis took 407 ms [2021-07-14 21:56:56,440 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 153 [2021-07-14 21:56:56,440 INFO L354 Elim1Store]: treesize reduction 28, result has 92.5 percent of original size [2021-07-14 21:56:56,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 45 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 33 case distinctions, treesize of input 103 treesize of output 375 [2021-07-14 21:56:57,064 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 331 [2021-07-14 21:56:57,197 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 324 [2021-07-14 21:56:57,415 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 364 [2021-07-14 21:56:57,541 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 340 [2021-07-14 21:56:57,681 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 371 [2021-07-14 21:56:57,941 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 341 [2021-07-14 21:56:58,150 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 409 [2021-07-14 21:56:58,497 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 474 [2021-07-14 21:56:58,835 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 474 [2021-07-14 21:56:59,229 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 461 [2021-07-14 21:56:59,586 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 434 [2021-07-14 21:57:00,257 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 304 [2021-07-14 21:57:00,507 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 423 [2021-07-14 21:57:01,198 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 535 [2021-07-14 21:57:01,859 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 648 [2021-07-14 21:57:02,345 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 319 [2021-07-14 21:57:03,435 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 701 DAG size of output: 796 [2021-07-14 21:57:04,534 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 701 DAG size of output: 796 [2021-07-14 21:57:05,645 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 705 DAG size of output: 704 [2021-07-14 21:57:05,827 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 704 [2021-07-14 21:57:06,466 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 689 [2021-07-14 21:57:06,981 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 313 [2021-07-14 21:57:07,948 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 370 [2021-07-14 21:57:08,674 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 589 [2021-07-14 21:57:09,399 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 1045 DAG size of output: 725 [2021-07-14 21:57:09,504 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 263 [2021-07-14 21:57:09,613 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 254 [2021-07-14 21:57:10,007 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 294 [2021-07-14 21:57:11,096 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1223 DAG size of output: 873 [2021-07-14 21:57:12,172 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1223 DAG size of output: 873 [2021-07-14 21:57:13,350 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1228 DAG size of output: 879 [2021-07-14 21:57:14,754 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 881 DAG size of output: 1032 [2021-07-14 21:57:15,777 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 690 DAG size of output: 781 [2021-07-14 21:57:16,671 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 937 DAG size of output: 528 [2021-07-14 21:57:17,156 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 607 [2021-07-14 21:57:17,878 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 727 [2021-07-14 21:57:18,638 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 727 [2021-07-14 21:57:19,403 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 1418 DAG size of output: 730 [2021-07-14 21:57:20,038 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 845 [2021-07-14 21:57:20,656 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 858 DAG size of output: 426 [2021-07-14 21:57:20,988 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 858 DAG size of output: 426 [2021-07-14 21:57:21,341 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 861 DAG size of output: 429 [2021-07-14 21:57:21,665 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 434 [2021-07-14 21:57:22,073 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 21:57:22,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:22,400 INFO L244 Elim1Store]: Index analysis took 291 ms [2021-07-14 21:57:23,062 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 98 [2021-07-14 21:57:23,062 INFO L354 Elim1Store]: treesize reduction 180, result has 51.7 percent of original size [2021-07-14 21:57:23,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 45 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 33 case distinctions, treesize of input 103 treesize of output 223 [2021-07-14 21:57:23,200 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 21:57:26,185 WARN L205 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 541 [2021-07-14 21:57:26,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:57:26,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:26,769 INFO L244 Elim1Store]: Index analysis took 564 ms [2021-07-14 21:57:27,038 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 40 [2021-07-14 21:57:27,038 INFO L354 Elim1Store]: treesize reduction 376, result has 17.0 percent of original size [2021-07-14 21:57:27,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 65 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 40 case distinctions, treesize of input 136 treesize of output 116 [2021-07-14 21:57:27,044 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 21:57:27,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:57:27,279 INFO L244 Elim1Store]: Index analysis took 218 ms [2021-07-14 21:57:27,881 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-07-14 21:57:27,881 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:57:27,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 65 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 40 case distinctions, treesize of input 136 treesize of output 492 [2021-07-14 21:57:28,843 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 394 [2021-07-14 21:57:29,072 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 460 [2021-07-14 21:57:29,383 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 524 [2021-07-14 21:57:30,019 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 370 [2021-07-14 21:57:30,741 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 371 [2021-07-14 21:57:31,337 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 522 [2021-07-14 21:57:31,988 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 742 [2021-07-14 21:57:33,242 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1078 DAG size of output: 1034 [2021-07-14 21:57:34,489 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1078 DAG size of output: 1034 [2021-07-14 21:57:35,914 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 1083 DAG size of output: 1018 [2021-07-14 21:57:36,154 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-07-14 21:57:36,646 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 339 [2021-07-14 21:57:37,399 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 434 [2021-07-14 21:57:37,823 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 625 [2021-07-14 21:57:38,285 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 395 [2021-07-14 21:57:38,469 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 457 [2021-07-14 21:57:39,300 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 923 [2021-07-14 21:57:39,778 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 476 [2021-07-14 21:57:40,311 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 433 [2021-07-14 21:57:40,516 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 492 [2021-07-14 21:57:41,014 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 573 [2021-07-14 21:57:42,798 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1337 DAG size of output: 1310 [2021-07-14 21:57:44,568 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 1337 DAG size of output: 1310 [2021-07-14 21:57:46,620 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 1343 DAG size of output: 1169 [2021-07-14 21:57:49,213 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 1171 DAG size of output: 1435 [2021-07-14 21:57:49,476 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 1145 [2021-07-14 21:57:49,583 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 584 [2021-07-14 21:57:49,860 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 418 [2021-07-14 21:57:50,491 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 345 [2021-07-14 21:57:50,960 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 431 [2021-07-14 21:57:51,460 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 557 [2021-07-14 21:57:51,830 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 275 [2021-07-14 21:57:52,458 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 301 [2021-07-14 21:57:52,792 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 377 [2021-07-14 21:57:53,258 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 571 [2021-07-14 21:57:54,476 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1000 DAG size of output: 912 [2021-07-14 21:57:54,759 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 449 [2021-07-14 21:57:55,410 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 437 [2021-07-14 21:57:55,723 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 508 [2021-07-14 21:57:56,236 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 679 [2021-07-14 21:57:56,995 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 562 [2021-07-14 21:57:57,461 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 315 [2021-07-14 21:57:57,815 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 290 [2021-07-14 21:57:58,163 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-07-14 21:57:58,901 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 593 [2021-07-14 21:58:02,100 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 1908 DAG size of output: 1635 [2021-07-14 21:58:07,728 WARN L205 SmtUtils]: Spent 5.62 s on a formula simplification. DAG size of input: 2381 DAG size of output: 2226 [2021-07-14 21:58:13,321 WARN L205 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 2381 DAG size of output: 2226 [2021-07-14 21:58:19,970 WARN L205 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 2386 DAG size of output: 2020 [2021-07-14 21:58:26,372 WARN L205 SmtUtils]: Spent 6.39 s on a formula simplification. DAG size of input: 2022 DAG size of output: 2653 [2021-07-14 21:58:26,854 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 1809 DAG size of output: 1809 [2021-07-14 21:58:27,049 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 577 [2021-07-14 21:58:28,195 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 367 [2021-07-14 21:58:28,650 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 727 DAG size of output: 657 [2021-07-14 21:58:28,905 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 332 [2021-07-14 21:58:29,366 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 412 [2021-07-14 21:58:29,620 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 378 [2021-07-14 21:58:29,747 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 272 [2021-07-14 21:58:29,978 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 318 [2021-07-14 21:58:30,259 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 473 [2021-07-14 21:58:30,899 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 615 [2021-07-14 21:58:32,379 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1174 DAG size of output: 1116 [2021-07-14 21:58:34,649 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 1291 DAG size of output: 1605 [2021-07-14 21:58:34,934 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1265 [2021-07-14 21:58:35,914 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 243 [2021-07-14 21:58:36,190 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 467 [2021-07-14 21:58:36,596 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 390 [2021-07-14 21:58:37,015 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 280 [2021-07-14 21:58:37,259 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 355 [2021-07-14 21:58:37,861 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 388 [2021-07-14 21:58:38,252 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 412 [2021-07-14 21:58:39,111 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 378 [2021-07-14 21:58:40,487 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1605 DAG size of output: 1277 [2021-07-14 21:58:43,254 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 2055 DAG size of output: 1719 [2021-07-14 21:58:48,033 WARN L205 SmtUtils]: Spent 4.77 s on a formula simplification. DAG size of input: 2874 DAG size of output: 2268 [2021-07-14 21:58:56,333 WARN L205 SmtUtils]: Spent 8.29 s on a formula simplification. DAG size of input: 3595 DAG size of output: 2974 [2021-07-14 21:59:04,594 WARN L205 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 3595 DAG size of output: 2974 [2021-07-14 21:59:13,325 WARN L205 SmtUtils]: Spent 8.70 s on a formula simplification. DAG size of input: 3599 DAG size of output: 2979 [2021-07-14 21:59:21,951 WARN L205 SmtUtils]: Spent 8.61 s on a formula simplification. DAG size of input: 2981 DAG size of output: 3560 [2021-07-14 21:59:22,331 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 2760 [2021-07-14 21:59:23,866 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 1014 DAG size of output: 1220 [2021-07-14 21:59:24,112 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 298 [2021-07-14 21:59:24,556 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 363 [2021-07-14 21:59:25,329 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 382 [2021-07-14 21:59:25,523 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 326 [2021-07-14 21:59:26,033 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 297 [2021-07-14 21:59:26,276 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 394 [2021-07-14 21:59:26,787 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 684 [2021-07-14 21:59:28,900 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 2070 DAG size of output: 1744 [2021-07-14 21:59:33,116 WARN L205 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 2096 DAG size of output: 2499 [2021-07-14 21:59:34,017 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 267 [2021-07-14 21:59:34,274 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2021-07-14 21:59:34,839 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 536 [2021-07-14 21:59:35,604 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 311 [2021-07-14 21:59:35,856 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 447 [2021-07-14 21:59:36,342 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 600 [2021-07-14 21:59:37,179 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 1048 DAG size of output: 948 [2021-07-14 21:59:37,381 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 238 [2021-07-14 21:59:38,780 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 450 [2021-07-14 21:59:39,401 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 255 [2021-07-14 21:59:39,681 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 637 DAG size of output: 400 [2021-07-14 21:59:44,512 WARN L205 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 3888 DAG size of output: 2919 [2021-07-14 21:59:52,442 WARN L205 SmtUtils]: Spent 7.91 s on a formula simplification. DAG size of input: 5352 DAG size of output: 3961 [2021-07-14 22:00:04,001 WARN L205 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 6710 DAG size of output: 5010 [2021-07-14 22:00:15,894 WARN L205 SmtUtils]: Spent 11.86 s on a formula simplification. DAG size of input: 6710 DAG size of output: 5010 [2021-07-14 22:00:27,466 WARN L205 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 6714 DAG size of output: 4091 [2021-07-14 22:00:27,958 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 4091 [2021-07-14 22:00:29,293 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1058 DAG size of output: 1332 [2021-07-14 22:00:30,354 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 434 [2021-07-14 22:00:30,471 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 830 DAG size of output: 830 [2021-07-14 22:00:30,979 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 308 [2021-07-14 22:00:32,292 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 956 DAG size of output: 520 [2021-07-14 22:00:32,568 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 350 [2021-07-14 22:00:33,097 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 275 [2021-07-14 22:00:33,312 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 333 [2021-07-14 22:00:33,973 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 1254 DAG size of output: 705 [2021-07-14 22:00:34,966 WARN L205 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 842 [2021-07-14 22:00:36,527 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1929 DAG size of output: 1009 [2021-07-14 22:00:42,604 WARN L205 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 3239 DAG size of output: 4126 [2021-07-14 22:00:43,276 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 3115 DAG size of output: 3115 [2021-07-14 22:00:43,661 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 509 [2021-07-14 22:00:44,401 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 276 [2021-07-14 22:00:44,645 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 348 [2021-07-14 22:00:45,191 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 292 [2021-07-14 22:00:45,626 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 499 [2021-07-14 22:00:46,171 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 281 [2021-07-14 22:00:46,328 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 1747 [2021-07-14 22:00:46,451 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 584 [2021-07-14 22:00:46,692 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 294 [2021-07-14 22:00:47,079 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 266 [2021-07-14 22:00:47,387 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 354 [2021-07-14 22:00:48,228 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 587 [2021-07-14 22:00:50,141 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1283 DAG size of output: 1630 [2021-07-14 22:00:51,241 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 498 [2021-07-14 22:00:51,354 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 823 DAG size of output: 823 [2021-07-14 22:00:52,498 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 444 [2021-07-14 22:00:53,036 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 1290 DAG size of output: 678 [2021-07-14 22:00:54,139 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1818 DAG size of output: 1009 [2021-07-14 22:00:55,984 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 2576 DAG size of output: 1481 [2021-07-14 22:00:56,167 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 1134 [2021-07-14 22:00:57,019 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 334 [2021-07-14 22:00:57,463 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 336 [2021-07-14 22:00:57,628 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 388 [2021-07-14 22:00:58,179 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 380 [2021-07-14 22:00:58,605 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 801 DAG size of output: 643 [2021-07-14 22:00:58,993 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 676 [2021-07-14 22:00:59,719 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 462 [2021-07-14 22:01:00,002 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 597 [2021-07-14 22:01:00,913 WARN L205 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 1417 DAG size of output: 1063 [2021-07-14 22:01:02,287 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1674 DAG size of output: 1274 [2021-07-14 22:01:08,900 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 4702 DAG size of output: 2522 [2021-07-14 22:01:30,720 WARN L205 SmtUtils]: Spent 21.80 s on a formula simplification. DAG size of input: 6127 DAG size of output: 3214 [2021-07-14 22:01:52,800 WARN L205 SmtUtils]: Spent 22.05 s on a formula simplification. DAG size of input: 7775 DAG size of output: 4072 [2021-07-14 22:03:55,379 WARN L205 SmtUtils]: Spent 2.04 m on a formula simplification. DAG size of input: 7775 DAG size of output: 4072 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown