/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/mts-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:43:31,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:43:31,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:43:31,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:43:31,945 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 21:43:31,970 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:43:31,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:43:31,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:43:31,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:43:31,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:43:31,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:43:31,971 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:43:31,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:43:31,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:43:31,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:43:31,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:43:31,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:43:31,974 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:43:31,975 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:43:31,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:43:31,975 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:43:31,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:43:31,975 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:43:32,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:43:32,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:43:32,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:43:32,328 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:43:32,330 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:43:32,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl [2021-07-14 21:43:32,331 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-07-14 21:43:32,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:43:32,359 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:43:32,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:43:32,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:43:32,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:43:32,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:43:32,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:43:32,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:43:32,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:43:32,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... [2021-07-14 21:43:32,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:43:32,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:43:32,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:43:32,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:43:32,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:43:32,452 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 21:43:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 21:43:32,453 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 21:43:32,453 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 21:43:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 21:43:32,453 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 21:43:32,453 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:43:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:43:32,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:43:32,455 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 21:43:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 21:43:32,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 21:43:32,455 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 21:43:32,612 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:43:32,612 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 21:43:32,614 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:43:32 BoogieIcfgContainer [2021-07-14 21:43:32,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:43:32,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:43:32,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:43:32,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:43:32,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:32" (1/2) ... [2021-07-14 21:43:32,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79df8bd5 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:43:32, skipping insertion in model container [2021-07-14 21:43:32,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:43:32" (2/2) ... [2021-07-14 21:43:32,619 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-07-14 21:43:32,623 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:43:32,623 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:43:32,623 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:43:32,623 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:43:32,648 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 21:43:32,663 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 21:43:32,729 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:43:32,729 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:43:32,729 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:43:32,729 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:43:32,729 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:43:32,730 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:43:32,730 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:43:32,730 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:43:32,804 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:32,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:32,808 INFO L82 PathProgramCache]: Analyzing trace with hash -271063803, now seen corresponding path program 1 times [2021-07-14 21:43:32,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:32,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29697866] [2021-07-14 21:43:32,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:32,910 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 21:43:32,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:32,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29697866] [2021-07-14 21:43:32,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29697866] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:43:32,911 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:43:32,911 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 21:43:32,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738558269] [2021-07-14 21:43:32,914 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 21:43:32,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:32,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 21:43:32,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 21:43:32,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:32,924 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:32,941 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:32,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:32,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:32,977 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:43:32,977 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:32,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:32,977 INFO L82 PathProgramCache]: Analyzing trace with hash 315136483, now seen corresponding path program 1 times [2021-07-14 21:43:32,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:32,978 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649893422] [2021-07-14 21:43:32,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:43:33,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:33,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649893422] [2021-07-14 21:43:33,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649893422] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:33,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251923017] [2021-07-14 21:43:33,050 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 21:43:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:33,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 21:43:33,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:43:33,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251923017] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:43:33,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 21:43:33,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2021-07-14 21:43:33,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867673895] [2021-07-14 21:43:33,181 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:43:33,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:33,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:43:33,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-07-14 21:43:33,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:33,182 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:33,182 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:33,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:33,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:33,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:33,434 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:33,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:33,435 INFO L82 PathProgramCache]: Analyzing trace with hash -398772159, now seen corresponding path program 1 times [2021-07-14 21:43:33,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:33,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419620097] [2021-07-14 21:43:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:33,819 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 21:43:33,820 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:33,820 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419620097] [2021-07-14 21:43:33,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419620097] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:33,820 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495353138] [2021-07-14 21:43:33,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:33,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 21:43:33,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:34,303 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-07-14 21:43:34,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2021-07-14 21:43:34,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:34,312 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 21:43:34,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 25 [2021-07-14 21:43:34,315 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:34,365 INFO L628 ElimStorePlain]: treesize reduction 55, result has 53.0 percent of original size [2021-07-14 21:43:34,372 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 21:43:34,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 22 [2021-07-14 21:43:34,374 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:34,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:34,395 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 21:43:34,395 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:181, output treesize:29 [2021-07-14 21:43:34,432 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 21:43:34,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495353138] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:34,432 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:34,433 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-07-14 21:43:34,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895487014] [2021-07-14 21:43:34,433 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 21:43:34,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:34,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 21:43:34,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-07-14 21:43:34,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:34,434 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:34,434 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.25) internal successors, (39), 11 states have internal predecessors, (39), 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 21:43:34,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:34,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:34,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:34,811 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:34,812 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:34,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:34,812 INFO L82 PathProgramCache]: Analyzing trace with hash 729790239, now seen corresponding path program 2 times [2021-07-14 21:43:34,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:34,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388854624] [2021-07-14 21:43:34,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:34,858 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 21:43:34,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:34,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388854624] [2021-07-14 21:43:34,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388854624] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:34,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068418898] [2021-07-14 21:43:34,858 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:34,888 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:43:34,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:34,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:43:34,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:34,938 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 21:43:34,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068418898] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:34,938 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:34,938 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-07-14 21:43:34,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882442153] [2021-07-14 21:43:34,939 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 21:43:34,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:34,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 21:43:34,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-07-14 21:43:34,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:34,939 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:34,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:34,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:34,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:34,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:34,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:35,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:35,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:35,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:35,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:35,301 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:35,301 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:35,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:35,302 INFO L82 PathProgramCache]: Analyzing trace with hash 132795935, now seen corresponding path program 3 times [2021-07-14 21:43:35,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:35,302 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509471249] [2021-07-14 21:43:35,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:43:35,362 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:35,362 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509471249] [2021-07-14 21:43:35,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509471249] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:35,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901001575] [2021-07-14 21:43:35,363 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:35,450 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 21:43:35,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:35,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:43:35,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:35,540 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 21:43:35,540 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901001575] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:35,540 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:35,540 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-07-14 21:43:35,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209293515] [2021-07-14 21:43:35,541 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 21:43:35,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:35,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 21:43:35,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-07-14 21:43:35,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:35,542 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:35,542 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 13 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 21:43:35,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:35,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:35,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:35,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:35,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:35,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-14 21:43:35,871 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:35,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:35,872 INFO L82 PathProgramCache]: Analyzing trace with hash 465620349, now seen corresponding path program 4 times [2021-07-14 21:43:35,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:35,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332585488] [2021-07-14 21:43:35,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:36,395 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 21:43:36,395 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:36,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332585488] [2021-07-14 21:43:36,396 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332585488] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:36,396 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167870838] [2021-07-14 21:43:36,396 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:36,426 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:43:36,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:36,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-14 21:43:36,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:37,068 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-07-14 21:43:37,299 INFO L446 ElimStorePlain]: Different costs {3=[A, v_prenex_20], 6=[v_prenex_19, v_prenex_18]} [2021-07-14 21:43:37,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 21 [2021-07-14 21:43:37,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2021-07-14 21:43:37,319 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:37,485 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2021-07-14 21:43:37,486 INFO L628 ElimStorePlain]: treesize reduction 230, result has 45.8 percent of original size [2021-07-14 21:43:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-07-14 21:43:37,493 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:37,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:37,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-07-14 21:43:37,547 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:37,593 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:37,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:37,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:37,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 29 [2021-07-14 21:43:37,610 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:37,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:37,648 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-14 21:43:37,648 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:515, output treesize:69 [2021-07-14 21:43:37,706 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 21:43:37,706 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1167870838] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:37,706 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:37,706 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 16 [2021-07-14 21:43:37,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439942644] [2021-07-14 21:43:37,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 21:43:37,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:37,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 21:43:37,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-07-14 21:43:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:37,711 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:37,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.7058823529411766) internal successors, (46), 16 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 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:37,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:38,182 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2021-07-14 21:43:38,378 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-07-14 21:43:38,539 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2021-07-14 21:43:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:38,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:38,814 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:38,814 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:38,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:38,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1812664997, now seen corresponding path program 5 times [2021-07-14 21:43:38,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:38,815 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938828757] [2021-07-14 21:43:38,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:38,895 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 21:43:38,896 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:38,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938828757] [2021-07-14 21:43:38,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938828757] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:38,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177374978] [2021-07-14 21:43:38,896 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:38,936 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 21:43:38,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:38,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:43:38,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:39,048 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 21:43:39,048 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [177374978] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:39,048 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:39,048 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 13 [2021-07-14 21:43:39,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697353086] [2021-07-14 21:43:39,050 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 21:43:39,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:39,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 21:43:39,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-07-14 21:43:39,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:39,051 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:39,051 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 13 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:39,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:39,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:39,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:39,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-14 21:43:39,561 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:39,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:39,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1426523, now seen corresponding path program 6 times [2021-07-14 21:43:39,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:39,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389051391] [2021-07-14 21:43:39,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:43:39,622 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:39,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389051391] [2021-07-14 21:43:39,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389051391] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:39,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979806711] [2021-07-14 21:43:39,622 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:39,653 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 21:43:39,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:39,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:43:39,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:43:39,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979806711] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:39,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:39,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-07-14 21:43:39,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551231936] [2021-07-14 21:43:39,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 21:43:39,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:39,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 21:43:39,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-07-14 21:43:39,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:39,827 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:39,827 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 17 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 21:43:39,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:39,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:39,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:39,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:39,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:39,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:39,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:39,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:40,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:40,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-07-14 21:43:40,341 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:40,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:40,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1226332999, now seen corresponding path program 7 times [2021-07-14 21:43:40,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:40,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797946701] [2021-07-14 21:43:40,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:40,704 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2021-07-14 21:43:40,857 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2021-07-14 21:43:41,301 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 21:43:41,301 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:41,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797946701] [2021-07-14 21:43:41,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797946701] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:41,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374365506] [2021-07-14 21:43:41,302 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:41,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 37 conjunts are in the unsatisfiable core [2021-07-14 21:43:41,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:41,914 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-07-14 21:43:42,969 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 171 [2021-07-14 21:43:43,522 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 172 [2021-07-14 21:43:43,712 INFO L446 ElimStorePlain]: Different costs {6=[v_prenex_50, v_prenex_53, v_prenex_51, v_prenex_55], 9=[A, v_prenex_52], 12=[v_prenex_54, v_prenex_49]} [2021-07-14 21:43:43,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:43,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:43,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 22 [2021-07-14 21:43:43,735 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:43,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:43,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:43,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-07-14 21:43:43,754 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,143 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 153 [2021-07-14 21:43:44,144 INFO L628 ElimStorePlain]: treesize reduction 577, result has 44.9 percent of original size [2021-07-14 21:43:44,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 18 [2021-07-14 21:43:44,156 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,270 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-07-14 21:43:44,270 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2021-07-14 21:43:44,283 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,391 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-07-14 21:43:44,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 16 [2021-07-14 21:43:44,406 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,530 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-07-14 21:43:44,530 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-07-14 21:43:44,543 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,637 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2021-07-14 21:43:44,648 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,733 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 21 [2021-07-14 21:43:44,745 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,822 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:43:44,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:43:44,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 33 [2021-07-14 21:43:44,834 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:43:44,902 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:43:44,909 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-07-14 21:43:44,909 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 16 variables, input treesize:1145, output treesize:98 [2021-07-14 21:43:44,993 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 21:43:44,993 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374365506] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:44,993 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:44,993 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 22 [2021-07-14 21:43:44,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418916531] [2021-07-14 21:43:44,993 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 21:43:44,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:44,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 21:43:44,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2021-07-14 21:43:44,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:44,994 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:44,994 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4782608695652173) internal successors, (57), 22 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:44,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:44,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:45,836 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 57 [2021-07-14 21:43:46,022 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2021-07-14 21:43:47,027 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 99 [2021-07-14 21:43:47,925 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-07-14 21:43:48,310 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 180 [2021-07-14 21:43:48,735 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 185 [2021-07-14 21:43:49,065 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 175 [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:43:49,399 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-07-14 21:43:49,400 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:49,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:49,400 INFO L82 PathProgramCache]: Analyzing trace with hash 12772759, now seen corresponding path program 8 times [2021-07-14 21:43:49,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:49,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29079517] [2021-07-14 21:43:49,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:49,486 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 21:43:49,486 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:49,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29079517] [2021-07-14 21:43:49,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29079517] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:49,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [856335026] [2021-07-14 21:43:49,486 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:49,534 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:43:49,534 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:49,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 21:43:49,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:49,603 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 21:43:49,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [856335026] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:49,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:43:49,604 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 15 [2021-07-14 21:43:49,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406904118] [2021-07-14 21:43:49,605 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 21:43:49,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:43:49,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 21:43:49,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-07-14 21:43:49,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:49,605 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:43:49,605 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:43:49,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:49,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:43:49,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:43:50,274 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-07-14 21:43:50,626 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 104 [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:43:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:43:50,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:43:50,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:43:51,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-07-14 21:43:51,009 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:43:51,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:43:51,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1924054517, now seen corresponding path program 9 times [2021-07-14 21:43:51,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:43:51,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131228389] [2021-07-14 21:43:51,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:43:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:43:51,628 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 30 [2021-07-14 21:43:51,885 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2021-07-14 21:43:52,149 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 163 [2021-07-14 21:43:52,468 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 77 [2021-07-14 21:43:52,799 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2021-07-14 21:43:53,208 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 86 [2021-07-14 21:43:53,534 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 182 [2021-07-14 21:43:53,904 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 103 [2021-07-14 21:43:54,043 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 152 [2021-07-14 21:43:54,381 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 73 [2021-07-14 21:43:54,737 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 47 [2021-07-14 21:43:54,959 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 21:43:54,959 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:43:54,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131228389] [2021-07-14 21:43:54,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131228389] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:43:54,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585166488] [2021-07-14 21:43:54,960 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:43:55,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 21:43:55,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:43:55,016 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 21:43:55,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:43:55,663 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-07-14 21:43:56,000 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-07-14 21:44:03,072 WARN L205 SmtUtils]: Spent 6.27 s on a formula simplification that was a NOOP. DAG size: 188 [2021-07-14 21:44:07,462 WARN L205 SmtUtils]: Spent 3.83 s on a formula simplification that was a NOOP. DAG size: 414 [2021-07-14 21:44:14,520 WARN L205 SmtUtils]: Spent 6.17 s on a formula simplification. DAG size of input: 439 DAG size of output: 421 [2021-07-14 21:44:21,003 WARN L205 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 462 DAG size of output: 442 [2021-07-14 21:44:34,263 WARN L205 SmtUtils]: Spent 12.55 s on a formula simplification that was a NOOP. DAG size: 470 [2021-07-14 21:44:42,561 WARN L205 SmtUtils]: Spent 7.30 s on a formula simplification that was a NOOP. DAG size: 869 [2021-07-14 21:44:43,922 INFO L446 ElimStorePlain]: Different costs {14=[v_prenex_150, v_prenex_142, v_prenex_121, v_prenex_132, v_prenex_122, v_prenex_133, v_prenex_123, v_prenex_145, v_prenex_124, v_prenex_146, v_prenex_126, v_prenex_137, v_prenex_138, v_prenex_128, v_prenex_129, A], 18=[v_prenex_143, v_prenex_144, v_prenex_134, v_prenex_135, v_prenex_125, v_prenex_148, v_prenex_127, v_prenex_139], 22=[v_prenex_140, v_prenex_151, v_prenex_141, v_prenex_130, v_prenex_131, v_prenex_147, v_prenex_136, v_prenex_149]} [2021-07-14 21:44:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,103 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:44:44,103 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 75 treesize of output 45 [2021-07-14 21:44:44,105 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:44,277 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:44,277 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 84 treesize of output 68 [2021-07-14 21:44:44,293 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:04,868 WARN L205 SmtUtils]: Spent 20.57 s on a formula simplification. DAG size of input: 1018 DAG size of output: 1015 [2021-07-14 21:45:04,871 INFO L628 ElimStorePlain]: treesize reduction 43, result has 99.3 percent of original size [2021-07-14 21:45:04,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:04,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,079 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:05,079 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 90 treesize of output 70 [2021-07-14 21:45:05,108 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:05,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:05,272 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:45:05,272 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 81 treesize of output 1 [2021-07-14 21:45:05,280 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:15,886 WARN L205 SmtUtils]: Spent 10.61 s on a formula simplification that was a NOOP. DAG size: 995 [2021-07-14 21:45:15,887 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:15,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:15,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,108 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:45:16,108 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 59 treesize of output 39 [2021-07-14 21:45:16,111 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:16,274 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:16,275 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 54 treesize of output 54 [2021-07-14 21:45:16,288 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:26,307 WARN L205 SmtUtils]: Spent 10.02 s on a formula simplification that was a NOOP. DAG size: 982 [2021-07-14 21:45:26,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,622 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:45:26,622 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 70 treesize of output 58 [2021-07-14 21:45:26,629 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:26,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:26,778 INFO L354 Elim1Store]: treesize reduction 21, result has 27.6 percent of original size [2021-07-14 21:45:26,779 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 65 treesize of output 38 [2021-07-14 21:45:26,781 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:36,630 WARN L205 SmtUtils]: Spent 9.85 s on a formula simplification that was a NOOP. DAG size: 966 [2021-07-14 21:45:36,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:36,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,836 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:45:36,836 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 65 treesize of output 45 [2021-07-14 21:45:36,843 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:37,002 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:45:37,003 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 60 treesize of output 1 [2021-07-14 21:45:37,004 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:46,339 WARN L205 SmtUtils]: Spent 9.33 s on a formula simplification that was a NOOP. DAG size: 949 [2021-07-14 21:45:46,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:46,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,533 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:45:46,534 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 59 treesize of output 43 [2021-07-14 21:45:46,539 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:46,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:46,694 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:45:46,695 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 64 treesize of output 56 [2021-07-14 21:45:46,700 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:55,503 WARN L205 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 935 [2021-07-14 21:45:55,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:55,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,673 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:45:55,673 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 65 treesize of output 41 [2021-07-14 21:45:55,675 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:55,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:55,808 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:55,808 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 60 treesize of output 56 [2021-07-14 21:45:55,822 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2021-07-14 21:46:12,096 WARN L205 SmtUtils]: Spent 16.27 s on a formula simplification. DAG size of input: 925 DAG size of output: 924 [2021-07-14 21:46:12,099 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-07-14 21:46:12,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,281 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:46:12,282 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 67 treesize of output 49 [2021-07-14 21:46:12,287 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:12,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:12,410 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:46:12,410 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 58 treesize of output 1 [2021-07-14 21:46:12,411 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:27,874 WARN L205 SmtUtils]: Spent 15.46 s on a formula simplification. DAG size of input: 911 DAG size of output: 905 [2021-07-14 21:46:27,877 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:46:27,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:27,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,039 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:28,039 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 63 treesize of output 45 [2021-07-14 21:46:28,045 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:28,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:28,178 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:46:28,179 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 72 treesize of output 52 [2021-07-14 21:46:28,184 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:42,778 WARN L205 SmtUtils]: Spent 14.59 s on a formula simplification. DAG size of input: 893 DAG size of output: 885 [2021-07-14 21:46:42,780 INFO L628 ElimStorePlain]: treesize reduction 58, result has 99.0 percent of original size [2021-07-14 21:46:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:42,947 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:42,948 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 71 treesize of output 47 [2021-07-14 21:46:42,952 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:43,063 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:46:43,063 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 66 treesize of output 1 [2021-07-14 21:46:43,064 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:49,970 WARN L205 SmtUtils]: Spent 6.91 s on a formula simplification that was a NOOP. DAG size: 866 [2021-07-14 21:46:49,971 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:46:50,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,142 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:46:50,143 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 64 treesize of output 54 [2021-07-14 21:46:50,151 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:50,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,286 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:50,286 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 73 treesize of output 49 [2021-07-14 21:46:50,291 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:03,762 WARN L205 SmtUtils]: Spent 13.47 s on a formula simplification. DAG size of input: 849 DAG size of output: 847 [2021-07-14 21:47:03,764 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-07-14 21:47:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,925 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:03,925 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 78 treesize of output 54 [2021-07-14 21:47:03,931 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:03,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:03,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:04,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:04,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:04,036 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:04,036 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 69 treesize of output 1 [2021-07-14 21:47:04,037 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:16,842 WARN L205 SmtUtils]: Spent 12.80 s on a formula simplification. DAG size of input: 833 DAG size of output: 826 [2021-07-14 21:47:16,844 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:47:16,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:16,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,006 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:17,006 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 73 treesize of output 51 [2021-07-14 21:47:17,012 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:17,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:17,113 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:17,113 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 64 treesize of output 1 [2021-07-14 21:47:17,114 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:29,116 WARN L205 SmtUtils]: Spent 12.00 s on a formula simplification. DAG size of input: 812 DAG size of output: 806 [2021-07-14 21:47:29,118 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:47:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,282 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:47:29,283 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 70 treesize of output 56 [2021-07-14 21:47:29,291 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:29,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:29,413 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:47:29,413 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 79 treesize of output 51 [2021-07-14 21:47:29,419 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:40,941 WARN L205 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 788 DAG size of output: 786 [2021-07-14 21:47:40,943 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-07-14 21:47:40,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:40,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:40,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,100 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:41,100 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 76 treesize of output 52 [2021-07-14 21:47:41,104 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:41,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:41,209 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:41,210 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 71 treesize of output 1 [2021-07-14 21:47:41,210 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:46,595 WARN L205 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 766 [2021-07-14 21:47:46,596 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:47:46,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,740 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:46,741 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 82 treesize of output 54 [2021-07-14 21:47:46,744 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:46,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:46,839 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:46,839 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 77 treesize of output 1 [2021-07-14 21:47:46,840 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:51,871 WARN L205 SmtUtils]: Spent 5.03 s on a formula simplification that was a NOOP. DAG size: 745 [2021-07-14 21:47:51,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:47:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:47:51,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:47:52,037 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:52,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 49 [2021-07-14 21:47:52,042 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:52,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:47:52,180 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:47:52,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 50 [2021-07-14 21:47:52,184 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:01,721 WARN L205 SmtUtils]: Spent 9.54 s on a formula simplification. DAG size of input: 724 DAG size of output: 723 [2021-07-14 21:48:01,723 INFO L628 ElimStorePlain]: treesize reduction 39, result has 99.1 percent of original size [2021-07-14 21:48:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:01,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:01,877 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:01,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 58 [2021-07-14 21:48:01,883 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:01,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:01,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:01,981 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:01,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2021-07-14 21:48:01,982 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:06,416 WARN L205 SmtUtils]: Spent 4.43 s on a formula simplification that was a NOOP. DAG size: 700 [2021-07-14 21:48:06,417 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:06,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:06,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:06,557 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:06,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 55 [2021-07-14 21:48:06,563 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:06,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:06,653 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:06,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 1 [2021-07-14 21:48:06,654 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:10,792 WARN L205 SmtUtils]: Spent 4.14 s on a formula simplification that was a NOOP. DAG size: 678 [2021-07-14 21:48:10,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:10,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:10,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:10,935 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:10,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 58 [2021-07-14 21:48:10,938 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:10,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:10,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:11,023 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:11,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 1 [2021-07-14 21:48:11,024 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:14,909 WARN L205 SmtUtils]: Spent 3.89 s on a formula simplification that was a NOOP. DAG size: 655 [2021-07-14 21:48:14,910 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:14,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:14,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:15,051 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:15,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 56 [2021-07-14 21:48:15,055 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:15,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:15,155 INFO L354 Elim1Store]: treesize reduction 22, result has 24.1 percent of original size [2021-07-14 21:48:15,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 42 [2021-07-14 21:48:15,157 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:18,816 WARN L205 SmtUtils]: Spent 3.66 s on a formula simplification that was a NOOP. DAG size: 633 [2021-07-14 21:48:18,817 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:18,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:18,949 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:18,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 58 [2021-07-14 21:48:18,952 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:18,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:18,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:19,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:19,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:19,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:19,046 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:19,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 76 [2021-07-14 21:48:19,061 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:26,010 WARN L205 SmtUtils]: Spent 6.95 s on a formula simplification. DAG size of input: 611 DAG size of output: 610 [2021-07-14 21:48:26,012 INFO L628 ElimStorePlain]: treesize reduction 37, result has 99.0 percent of original size [2021-07-14 21:48:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:26,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:26,172 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:48:26,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 43 [2021-07-14 21:48:26,175 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:26,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:26,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:26,274 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:26,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 58 [2021-07-14 21:48:26,284 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:29,623 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 592 [2021-07-14 21:48:29,623 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:29,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,788 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:29,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 47 [2021-07-14 21:48:29,793 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:29,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,896 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:48:29,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 60 [2021-07-14 21:48:29,928 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:33,318 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification that was a NOOP. DAG size: 574 [2021-07-14 21:48:33,318 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:33,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,466 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:33,466 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 134 treesize of output 84 [2021-07-14 21:48:33,479 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:33,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,556 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:33,557 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 1 [2021-07-14 21:48:33,557 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:36,687 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 551 [2021-07-14 21:48:36,687 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:36,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,821 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:36,822 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 114 treesize of output 64 [2021-07-14 21:48:36,825 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:36,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:36,898 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:36,899 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 1 [2021-07-14 21:48:36,900 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:39,640 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 527 [2021-07-14 21:48:39,640 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:39,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,774 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:39,774 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 62 [2021-07-14 21:48:39,792 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:39,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:39,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:39,880 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:48:39,881 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 47 [2021-07-14 21:48:39,883 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:42,479 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 507 [2021-07-14 21:48:42,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:42,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,614 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:42,614 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 51 [2021-07-14 21:48:42,620 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:42,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:42,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:42,731 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:48:42,732 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 64 [2021-07-14 21:48:42,738 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:45,262 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 487 [2021-07-14 21:48:45,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,383 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:45,383 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 61 [2021-07-14 21:48:45,389 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:45,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:45,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:45,455 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:45,455 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 1 [2021-07-14 21:48:45,456 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:47,752 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 463 [2021-07-14 21:48:47,753 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,875 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:47,875 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 64 [2021-07-14 21:48:47,881 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:47,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:47,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:47,956 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:47,956 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 1 [2021-07-14 21:48:47,957 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:49,887 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 438 [2021-07-14 21:48:49,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:49,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:49,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:49,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:49,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:49,988 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:49,988 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 57 [2021-07-14 21:48:49,991 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:50,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:50,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:50,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:50,048 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:50,048 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 1 [2021-07-14 21:48:50,049 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:51,810 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 416 [2021-07-14 21:48:51,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:51,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:51,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:51,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:51,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:51,915 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:51,915 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 70 [2021-07-14 21:48:51,966 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:52,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,100 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:52,100 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 6 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 65 [2021-07-14 21:48:52,107 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:53,802 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 393 [2021-07-14 21:48:53,803 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:53,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 25 xjuncts. [2021-07-14 21:48:53,856 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 96 variables, input treesize:6737, output treesize:744 [2021-07-14 21:48:54,131 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2021-07-14 21:48:54,281 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 21:48:54,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585166488] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:48:54,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:48:54,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 30 [2021-07-14 21:48:54,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57409489] [2021-07-14 21:48:54,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 21:48:54,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:48:54,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 21:48:54,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=824, Unknown=0, NotChecked=0, Total=930 [2021-07-14 21:48:54,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:48:54,282 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:48:54,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.096774193548387) internal successors, (65), 30 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:48:54,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:48:55,671 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 51 [2021-07-14 21:48:56,251 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 53 [2021-07-14 21:48:56,612 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 55 [2021-07-14 21:48:57,687 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 163 [2021-07-14 21:48:58,561 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 151 [2021-07-14 21:48:59,229 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-07-14 21:50:06,440 WARN L205 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 349 DAG size of output: 295 [2021-07-14 21:52:18,380 WARN L205 SmtUtils]: Spent 2.17 m on a formula simplification. DAG size of input: 659 DAG size of output: 538 [2021-07-14 21:53:47,444 WARN L205 SmtUtils]: Spent 1.47 m on a formula simplification. DAG size of input: 372 DAG size of output: 297 [2021-07-14 21:53:52,015 WARN L205 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 484 DAG size of output: 427 [2021-07-14 21:53:56,473 WARN L205 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 478 DAG size of output: 447 [2021-07-14 21:54:10,511 WARN L205 SmtUtils]: Spent 11.58 s on a formula simplification that was a NOOP. DAG size: 872 [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:11,205 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2021-07-14 21:54:11,205 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:11,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:11,206 INFO L82 PathProgramCache]: Analyzing trace with hash -416768045, now seen corresponding path program 10 times [2021-07-14 21:54:11,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:11,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939000281] [2021-07-14 21:54:11,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:11,459 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 21:54:11,459 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:54:11,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939000281] [2021-07-14 21:54:11,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939000281] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:11,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849835593] [2021-07-14 21:54:11,459 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:54:11,568 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:54:11,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:54:11,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:54:11,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:54:11,698 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 21:54:11,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849835593] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:11,699 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:54:11,699 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 17 [2021-07-14 21:54:11,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620425789] [2021-07-14 21:54:11,699 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 21:54:11,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:54:11,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 21:54:11,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2021-07-14 21:54:11,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:11,700 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:54:11,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.6470588235294117) internal successors, (45), 17 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:11,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:14,924 WARN L205 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 154 [2021-07-14 21:54:16,341 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 197 DAG size of output: 146 [2021-07-14 21:54:16,724 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-14 21:54:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 21:54:17,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:54:17,372 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable348 [2021-07-14 21:54:17,373 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:17,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:17,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1419057457, now seen corresponding path program 11 times [2021-07-14 21:54:17,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:17,373 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997140921] [2021-07-14 21:54:17,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:18,756 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-07-14 21:54:18,977 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2021-07-14 21:54:22,234 WARN L205 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 203 DAG size of output: 235 [2021-07-14 21:54:22,971 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 57 [2021-07-14 21:54:32,460 WARN L205 SmtUtils]: Spent 9.49 s on a formula simplification. DAG size of input: 295 DAG size of output: 368 [2021-07-14 21:54:34,974 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 368 DAG size of output: 114 [2021-07-14 21:55:07,231 WARN L205 SmtUtils]: Spent 32.25 s on a formula simplification. DAG size of input: 378 DAG size of output: 462 [2021-07-14 21:55:08,742 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2021-07-14 21:55:11,154 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 455 DAG size of output: 113 [2021-07-14 21:55:39,382 WARN L205 SmtUtils]: Spent 28.22 s on a formula simplification. DAG size of input: 385 DAG size of output: 526 [2021-07-14 21:55:40,903 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2021-07-14 21:55:43,400 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 523 DAG size of output: 121 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown