/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 23:11:14,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 23:11:14,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 23:11:14,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 23:11:14,318 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-DelaySleep-NoLbe-Random521.epf [2021-06-06 23:11:14,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 23:11:14,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 23:11:14,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 23:11:14,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 23:11:14,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 23:11:14,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 23:11:14,347 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 23:11:14,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 23:11:14,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 23:11:14,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 23:11:14,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 23:11:14,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 23:11:14,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 23:11:14,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 23:11:14,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 23:11:14,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 23:11:14,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 23:11:14,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 23:11:14,351 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 23:11:14,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 23:11:14,351 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 23:11:14,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 23:11:14,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 23:11:14,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 23:11:14,596 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 23:11:14,597 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 23:11:14,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl [2021-06-06 23:11:14,597 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl' [2021-06-06 23:11:14,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 23:11:14,614 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 23:11:14,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 23:11:14,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 23:11:14,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 23:11:14,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 23:11:14,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 23:11:14,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 23:11:14,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 23:11:14,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/1) ... [2021-06-06 23:11:14,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 23:11:14,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 23:11:14,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 23:11:14,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 23:11:14,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (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 [2021-06-06 23:11:14,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 23:11:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 23:11:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 23:11:14,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 23:11:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 23:11:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 23:11:14,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 23:11:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 23:11:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 23:11:14,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 23:11:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 23:11:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 23:11:14,709 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 23:11:14,931 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 23:11:14,931 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 23:11:14,933 INFO L202 PluginConnector]: Adding new model mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:11:14 BoogieIcfgContainer [2021-06-06 23:11:14,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 23:11:14,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 23:11:14,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 23:11:14,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 23:11:14,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:11:14" (1/2) ... [2021-06-06 23:11:14,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1884f653 and model type mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 11:11:14, skipping insertion in model container [2021-06-06 23:11:14,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:11:14" (2/2) ... [2021-06-06 23:11:14,937 INFO L111 eAbstractionObserver]: Analyzing ICFG mts.wvr.bpl [2021-06-06 23:11:14,941 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 23:11:14,941 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 23:11:14,941 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 23:11:14,942 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 23:11:14,998 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 23:11:15,023 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 [2021-06-06 23:11:15,061 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 23:11:15,061 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 23:11:15,061 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 23:11:15,061 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 23:11:15,062 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 23:11:15,062 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 23:11:15,062 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 23:11:15,062 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 23:11:15,087 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:15,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:15,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1956734657, now seen corresponding path program 1 times [2021-06-06 23:11:15,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:15,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072204852] [2021-06-06 23:11:15,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:15,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:15,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:15,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072204852] [2021-06-06 23:11:15,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072204852] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 23:11:15,233 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 23:11:15,233 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 23:11:15,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334223882] [2021-06-06 23:11:15,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 23:11:15,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:15,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 23:11:15,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 23:11:15,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:15,246 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:15,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) 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) [2021-06-06 23:11:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:15,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:15,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 23:11:15,313 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:15,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:15,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1407246319, now seen corresponding path program 1 times [2021-06-06 23:11:15,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:15,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921642199] [2021-06-06 23:11:15,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 23:11:15,348 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:15,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921642199] [2021-06-06 23:11:15,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921642199] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 23:11:15,349 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 23:11:15,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 23:11:15,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526343303] [2021-06-06 23:11:15,357 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 23:11:15,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:15,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 23:11:15,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 23:11:15,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:15,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:15,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) 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) [2021-06-06 23:11:15,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:15,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:15,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:15,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:15,390 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 23:11:15,390 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:15,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:15,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1209370607, now seen corresponding path program 1 times [2021-06-06 23:11:15,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:15,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435072557] [2021-06-06 23:11:15,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:15,691 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:15,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435072557] [2021-06-06 23:11:15,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435072557] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:15,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12461074] [2021-06-06 23:11:15,692 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 [2021-06-06 23:11:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:15,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 23:11:15,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:11:16,153 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 23:11:16,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 17 [2021-06-06 23:11:16,156 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:16,164 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:11:16,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 24 [2021-06-06 23:11:16,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:16,311 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-06-06 23:11:16,312 INFO L628 ElimStorePlain]: treesize reduction 28, result has 79.3 percent of original size [2021-06-06 23:11:16,319 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:11:16,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 18 [2021-06-06 23:11:16,331 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:16,337 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 23:11:16,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 17 [2021-06-06 23:11:16,340 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:16,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:11:16,388 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 23:11:16,389 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:153, output treesize:73 [2021-06-06 23:11:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:16,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12461074] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:16,517 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:11:16,517 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-06 23:11:16,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906732316] [2021-06-06 23:11:16,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 23:11:16,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:16,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 23:11:16,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-06 23:11:16,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:16,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:16,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 12 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:11:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:16,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:16,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:16,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:16,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:16,990 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:16,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:16,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1072598963, now seen corresponding path program 2 times [2021-06-06 23:11:16,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:16,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181116433] [2021-06-06 23:11:16,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:17,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:17,047 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:17,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181116433] [2021-06-06 23:11:17,048 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181116433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:17,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439970672] [2021-06-06 23:11:17,048 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:17,075 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:11:17,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:11:17,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 23:11:17,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:11:17,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:17,152 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439970672] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:17,153 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:11:17,153 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 23:11:17,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643164902] [2021-06-06 23:11:17,153 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 23:11:17,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:17,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 23:11:17,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-06-06 23:11:17,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:17,154 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:17,154 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:11:17,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:17,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:17,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:17,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:17,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:17,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:17,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:17,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:11:17,489 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:17,489 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:17,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:17,489 INFO L82 PathProgramCache]: Analyzing trace with hash 989482001, now seen corresponding path program 3 times [2021-06-06 23:11:17,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:17,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458378667] [2021-06-06 23:11:17,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:18,073 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 50 [2021-06-06 23:11:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:18,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:18,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458378667] [2021-06-06 23:11:18,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458378667] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:18,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223845840] [2021-06-06 23:11:18,257 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:18,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 23:11:18,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:11:18,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-06 23:11:18,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:11:18,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,714 INFO L354 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2021-06-06 23:11:18,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 116 treesize of output 74 [2021-06-06 23:11:18,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,757 INFO L354 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2021-06-06 23:11:18,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 191 treesize of output 85 [2021-06-06 23:11:18,772 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,793 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:18,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 1 [2021-06-06 23:11:18,795 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,820 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:18,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 139 treesize of output 1 [2021-06-06 23:11:18,820 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,865 INFO L354 Elim1Store]: treesize reduction 10, result has 75.6 percent of original size [2021-06-06 23:11:18,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 96 [2021-06-06 23:11:18,889 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,924 INFO L354 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2021-06-06 23:11:18,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 123 treesize of output 71 [2021-06-06 23:11:18,930 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,954 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:18,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 132 treesize of output 1 [2021-06-06 23:11:18,955 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,978 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:18,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 123 treesize of output 1 [2021-06-06 23:11:18,979 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:18,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,000 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:19,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 1 [2021-06-06 23:11:19,000 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,031 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:19,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 1 [2021-06-06 23:11:19,032 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,058 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:19,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 1 [2021-06-06 23:11:19,059 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,089 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:19,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 146 treesize of output 1 [2021-06-06 23:11:19,090 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,133 INFO L354 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2021-06-06 23:11:19,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 198 treesize of output 88 [2021-06-06 23:11:19,140 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,174 INFO L354 Elim1Store]: treesize reduction 34, result has 17.1 percent of original size [2021-06-06 23:11:19,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 132 treesize of output 63 [2021-06-06 23:11:19,176 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,198 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-06-06 23:11:19,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 109 treesize of output 55 [2021-06-06 23:11:19,202 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:19,224 INFO L354 Elim1Store]: treesize reduction 42, result has 14.3 percent of original size [2021-06-06 23:11:19,224 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 137 treesize of output 67 [2021-06-06 23:11:19,228 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:19,355 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 36 [2021-06-06 23:11:19,355 INFO L628 ElimStorePlain]: treesize reduction 243, result has 29.6 percent of original size [2021-06-06 23:11:19,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 23:11:19,360 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:2541, output treesize:102 [2021-06-06 23:11:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:19,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [223845840] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:19,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:11:19,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2021-06-06 23:11:19,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780624170] [2021-06-06 23:11:19,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 23:11:19,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:19,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 23:11:19,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-06-06 23:11:19,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:19,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:19,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.45) internal successors, (49), 19 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:11:19,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:19,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:19,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:19,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:11:19,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:20,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:11:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:11:20,587 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:20,587 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:20,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:20,588 INFO L82 PathProgramCache]: Analyzing trace with hash 968017429, now seen corresponding path program 1 times [2021-06-06 23:11:20,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:20,588 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542075423] [2021-06-06 23:11:20,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:20,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:20,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542075423] [2021-06-06 23:11:20,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542075423] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:20,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12292396] [2021-06-06 23:11:20,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:11:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:20,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 23:11:20,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:11:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 23:11:20,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12292396] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:20,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:11:20,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-06-06 23:11:20,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072663724] [2021-06-06 23:11:20,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 23:11:20,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:11:20,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 23:11:20,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-06-06 23:11:20,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:20,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:11:20,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 18 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:11:20,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:20,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:20,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:20,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:11:20,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:11:20,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:11:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:11:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:11:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:11:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:11:21,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:11:21,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 23:11:21,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-06-06 23:11:21,405 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:11:21,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:11:21,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1074839313, now seen corresponding path program 4 times [2021-06-06 23:11:21,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:11:21,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155307355] [2021-06-06 23:11:21,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:11:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:11:22,248 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 79 [2021-06-06 23:11:22,416 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-06 23:11:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:11:22,595 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:11:22,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155307355] [2021-06-06 23:11:22,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155307355] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:11:22,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455998670] [2021-06-06 23:11:22,595 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 [2021-06-06 23:11:22,628 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:11:22,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:11:22,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 23:11:22,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:11:23,083 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 23:11:23,784 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2021-06-06 23:11:26,314 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 343 [2021-06-06 23:11:27,863 INFO L446 ElimStorePlain]: Different costs {12=[v_prenex_72, v_prenex_70, v_prenex_52, v_prenex_73, v_prenex_51, v_prenex_58, v_prenex_57, v_prenex_79, v_prenex_55, v_prenex_77, v_prenex_59, v_prenex_82, v_prenex_60, A, v_prenex_80, v_prenex_43, v_prenex_65, v_prenex_86, v_prenex_42, v_prenex_63, v_prenex_62, v_prenex_84, v_prenex_47, v_prenex_68, v_prenex_45, v_prenex_88, v_prenex_44, v_prenex_66, v_prenex_49, v_prenex_48], 15=[v_prenex_53, v_prenex_75]} [2021-06-06 23:11:27,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:27,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:27,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:27,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:27,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:27,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,000 INFO L354 Elim1Store]: treesize reduction 38, result has 35.6 percent of original size [2021-06-06 23:11:28,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 53 [2021-06-06 23:11:28,007 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:28,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:28,087 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:11:28,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 1 [2021-06-06 23:11:28,088 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:32,750 WARN L205 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 865 [2021-06-06 23:11:32,751 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:11:32,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,901 INFO L354 Elim1Store]: treesize reduction 18, result has 69.5 percent of original size [2021-06-06 23:11:32,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 75 [2021-06-06 23:11:32,915 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:32,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:33,037 INFO L354 Elim1Store]: treesize reduction 24, result has 59.3 percent of original size [2021-06-06 23:11:33,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 75 [2021-06-06 23:11:33,058 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:41,913 WARN L205 SmtUtils]: Spent 8.85 s on a formula simplification. DAG size of input: 850 DAG size of output: 845 [2021-06-06 23:11:41,915 INFO L628 ElimStorePlain]: treesize reduction 8, result has 99.9 percent of original size [2021-06-06 23:11:41,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:41,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:41,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:41,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:41,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,057 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:11:42,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 49 [2021-06-06 23:11:42,068 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:42,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:42,197 INFO L354 Elim1Store]: treesize reduction 28, result has 52.5 percent of original size [2021-06-06 23:11:42,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 60 [2021-06-06 23:11:42,212 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:50,932 WARN L205 SmtUtils]: Spent 8.72 s on a formula simplification. DAG size of input: 832 DAG size of output: 830 [2021-06-06 23:11:50,934 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-06-06 23:11:50,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:50,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:50,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:50,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:50,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:50,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,072 INFO L354 Elim1Store]: treesize reduction 26, result has 55.9 percent of original size [2021-06-06 23:11:51,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 64 [2021-06-06 23:11:51,093 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:51,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:51,178 INFO L354 Elim1Store]: treesize reduction 49, result has 16.9 percent of original size [2021-06-06 23:11:51,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 38 [2021-06-06 23:11:51,193 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:55,460 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification that was a NOOP. DAG size: 813 [2021-06-06 23:11:55,460 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:11:55,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,573 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-06-06 23:11:55,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 48 [2021-06-06 23:11:55,576 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 23:11:55,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:11:55,686 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:11:55,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 63 [2021-06-06 23:11:55,708 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:03,933 WARN L205 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 806 DAG size of output: 805 [2021-06-06 23:12:03,935 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-06-06 23:12:03,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:03,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:03,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:03,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:03,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,061 INFO L354 Elim1Store]: treesize reduction 28, result has 52.5 percent of original size [2021-06-06 23:12:04,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 65 [2021-06-06 23:12:04,071 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:04,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:04,183 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:12:04,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 85 treesize of output 77 [2021-06-06 23:12:04,215 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:12,507 WARN L205 SmtUtils]: Spent 8.29 s on a formula simplification. DAG size of input: 794 DAG size of output: 784 [2021-06-06 23:12:12,509 INFO L628 ElimStorePlain]: treesize reduction 49, result has 99.1 percent of original size [2021-06-06 23:12:12,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,658 INFO L354 Elim1Store]: treesize reduction 24, result has 59.3 percent of original size [2021-06-06 23:12:12,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 67 [2021-06-06 23:12:12,701 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:12,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:12,812 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:12:12,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 75 [2021-06-06 23:12:12,837 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:20,522 WARN L205 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 787 DAG size of output: 764 [2021-06-06 23:12:20,530 INFO L628 ElimStorePlain]: treesize reduction 144, result has 97.2 percent of original size [2021-06-06 23:12:20,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,662 INFO L354 Elim1Store]: treesize reduction 26, result has 55.9 percent of original size [2021-06-06 23:12:20,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 67 [2021-06-06 23:12:20,674 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:20,755 INFO L354 Elim1Store]: treesize reduction 49, result has 16.9 percent of original size [2021-06-06 23:12:20,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 41 [2021-06-06 23:12:20,757 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:24,408 WARN L205 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 747 [2021-06-06 23:12:24,409 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:12:24,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,539 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:12:24,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 72 [2021-06-06 23:12:24,575 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:24,640 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:12:24,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 1 [2021-06-06 23:12:24,641 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:31,646 WARN L205 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 745 DAG size of output: 727 [2021-06-06 23:12:31,648 INFO L628 ElimStorePlain]: treesize reduction 97, result has 98.0 percent of original size [2021-06-06 23:12:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,756 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:12:31,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 54 [2021-06-06 23:12:31,762 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:31,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:31,863 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:12:31,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 74 [2021-06-06 23:12:31,882 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:38,625 WARN L205 SmtUtils]: Spent 6.74 s on a formula simplification. DAG size of input: 723 DAG size of output: 706 [2021-06-06 23:12:38,627 INFO L628 ElimStorePlain]: treesize reduction 96, result has 98.0 percent of original size [2021-06-06 23:12:38,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,731 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-06-06 23:12:38,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 50 [2021-06-06 23:12:38,735 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:38,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:38,817 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:12:38,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 57 [2021-06-06 23:12:38,826 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:45,160 WARN L205 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 691 DAG size of output: 688 [2021-06-06 23:12:45,162 INFO L628 ElimStorePlain]: treesize reduction 34, result has 99.3 percent of original size [2021-06-06 23:12:45,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,306 INFO L354 Elim1Store]: treesize reduction 18, result has 69.5 percent of original size [2021-06-06 23:12:45,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 69 [2021-06-06 23:12:45,322 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:45,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:45,423 INFO L354 Elim1Store]: treesize reduction 38, result has 35.6 percent of original size [2021-06-06 23:12:45,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 52 [2021-06-06 23:12:45,427 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:51,590 WARN L205 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 673 DAG size of output: 671 [2021-06-06 23:12:51,591 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-06-06 23:12:51,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,703 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:12:51,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 93 treesize of output 63 [2021-06-06 23:12:51,717 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:51,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:51,778 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:12:51,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 1 [2021-06-06 23:12:51,779 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:54,728 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 652 [2021-06-06 23:12:54,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:12:54,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,849 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:12:54,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 79 [2021-06-06 23:12:54,876 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 23:12:54,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:12:54,930 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:12:54,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 1 [2021-06-06 23:12:54,930 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:00,523 WARN L205 SmtUtils]: Spent 5.59 s on a formula simplification. DAG size of input: 642 DAG size of output: 630 [2021-06-06 23:13:00,525 INFO L628 ElimStorePlain]: treesize reduction 34, result has 99.2 percent of original size [2021-06-06 23:13:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,623 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-06-06 23:13:00,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 44 [2021-06-06 23:13:00,625 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:00,742 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:00,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 83 [2021-06-06 23:13:00,780 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 4 xjuncts. [2021-06-06 23:13:06,075 WARN L205 SmtUtils]: Spent 5.29 s on a formula simplification. DAG size of input: 627 DAG size of output: 620 [2021-06-06 23:13:06,077 INFO L628 ElimStorePlain]: treesize reduction 60, result has 98.5 percent of original size [2021-06-06 23:13:06,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,179 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:06,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 59 [2021-06-06 23:13:06,191 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:06,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:06,265 INFO L354 Elim1Store]: treesize reduction 48, result has 18.6 percent of original size [2021-06-06 23:13:06,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 42 [2021-06-06 23:13:06,287 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:08,924 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 602 [2021-06-06 23:13:08,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:08,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,017 INFO L354 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2021-06-06 23:13:09,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 48 [2021-06-06 23:13:09,019 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:09,117 INFO L354 Elim1Store]: treesize reduction 14, result has 76.3 percent of original size [2021-06-06 23:13:09,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 79 [2021-06-06 23:13:09,127 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:14,005 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 588 DAG size of output: 585 [2021-06-06 23:13:14,007 INFO L628 ElimStorePlain]: treesize reduction 34, result has 99.1 percent of original size [2021-06-06 23:13:14,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,099 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:14,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 49 [2021-06-06 23:13:14,108 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:14,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:14,183 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:14,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 54 [2021-06-06 23:13:14,194 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:18,733 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 575 DAG size of output: 568 [2021-06-06 23:13:18,734 INFO L628 ElimStorePlain]: treesize reduction 49, result has 98.7 percent of original size [2021-06-06 23:13:18,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,866 INFO L354 Elim1Store]: treesize reduction 14, result has 76.3 percent of original size [2021-06-06 23:13:18,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 83 [2021-06-06 23:13:18,887 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:18,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:18,936 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:13:18,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 1 [2021-06-06 23:13:18,936 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:23,369 WARN L205 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 564 DAG size of output: 552 [2021-06-06 23:13:23,370 INFO L628 ElimStorePlain]: treesize reduction 40, result has 98.9 percent of original size [2021-06-06 23:13:23,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,463 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:23,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 52 [2021-06-06 23:13:23,467 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:23,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:23,514 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:13:23,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 1 [2021-06-06 23:13:23,515 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:25,578 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 535 [2021-06-06 23:13:25,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,684 INFO L354 Elim1Store]: treesize reduction 18, result has 69.5 percent of original size [2021-06-06 23:13:25,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 71 [2021-06-06 23:13:25,702 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:25,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:25,784 INFO L354 Elim1Store]: treesize reduction 24, result has 59.3 percent of original size [2021-06-06 23:13:25,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 62 [2021-06-06 23:13:25,793 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:27,833 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 522 [2021-06-06 23:13:27,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:27,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,935 INFO L354 Elim1Store]: treesize reduction 26, result has 55.9 percent of original size [2021-06-06 23:13:27,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 61 [2021-06-06 23:13:27,944 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:27,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:27,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:28,015 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:28,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 56 [2021-06-06 23:13:28,020 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:31,850 WARN L205 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 507 DAG size of output: 505 [2021-06-06 23:13:31,851 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-06-06 23:13:31,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:31,956 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:13:31,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 73 [2021-06-06 23:13:31,981 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:32,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:32,023 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:13:32,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 1 [2021-06-06 23:13:32,024 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:33,792 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 485 [2021-06-06 23:13:33,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,887 INFO L354 Elim1Store]: treesize reduction 26, result has 55.9 percent of original size [2021-06-06 23:13:33,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 64 [2021-06-06 23:13:33,895 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:33,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:33,978 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:13:33,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 74 [2021-06-06 23:13:34,010 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:37,443 WARN L205 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 473 DAG size of output: 464 [2021-06-06 23:13:37,445 INFO L628 ElimStorePlain]: treesize reduction 51, result has 98.3 percent of original size [2021-06-06 23:13:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,524 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-06-06 23:13:37,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 48 [2021-06-06 23:13:37,527 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:37,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:37,590 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:37,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 55 [2021-06-06 23:13:37,594 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:40,776 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 449 DAG size of output: 446 [2021-06-06 23:13:40,778 INFO L628 ElimStorePlain]: treesize reduction 34, result has 98.8 percent of original size [2021-06-06 23:13:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,865 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:40,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 56 [2021-06-06 23:13:40,870 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:40,937 INFO L354 Elim1Store]: treesize reduction 43, result has 27.1 percent of original size [2021-06-06 23:13:40,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 44 [2021-06-06 23:13:40,947 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:43,981 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 435 DAG size of output: 429 [2021-06-06 23:13:43,982 INFO L628 ElimStorePlain]: treesize reduction 15, result has 99.4 percent of original size [2021-06-06 23:13:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,062 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:44,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 52 [2021-06-06 23:13:44,067 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:44,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:44,131 INFO L354 Elim1Store]: treesize reduction 36, result has 39.0 percent of original size [2021-06-06 23:13:44,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 57 [2021-06-06 23:13:44,136 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:46,930 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 419 DAG size of output: 411 [2021-06-06 23:13:46,931 INFO L628 ElimStorePlain]: treesize reduction 49, result has 98.1 percent of original size [2021-06-06 23:13:46,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:46,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:46,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:46,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:46,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:46,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,013 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:47,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 107 treesize of output 105 [2021-06-06 23:13:47,136 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:47,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:47,174 INFO L354 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2021-06-06 23:13:47,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 95 treesize of output 1 [2021-06-06 23:13:47,175 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:51,160 WARN L205 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 428 DAG size of output: 390 [2021-06-06 23:13:51,162 INFO L628 ElimStorePlain]: treesize reduction 129, result has 94.7 percent of original size [2021-06-06 23:13:51,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,244 INFO L354 Elim1Store]: treesize reduction 26, result has 55.9 percent of original size [2021-06-06 23:13:51,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 69 [2021-06-06 23:13:51,257 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:51,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:51,308 INFO L354 Elim1Store]: treesize reduction 49, result has 16.9 percent of original size [2021-06-06 23:13:51,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 43 [2021-06-06 23:13:51,310 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:52,576 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 372 [2021-06-06 23:13:52,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:52,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,650 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-06-06 23:13:52,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 65 treesize of output 51 [2021-06-06 23:13:52,652 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:52,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:52,716 INFO L354 Elim1Store]: treesize reduction 22, result has 62.7 percent of original size [2021-06-06 23:13:52,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 66 [2021-06-06 23:13:52,729 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:53,863 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 357 [2021-06-06 23:13:53,864 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:13:53,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,940 INFO L354 Elim1Store]: treesize reduction 66, result has 22.4 percent of original size [2021-06-06 23:13:53,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 186 treesize of output 106 [2021-06-06 23:13:53,942 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:53,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:53,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:54,007 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-06-06 23:13:54,008 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 9 new quantified variables, introduced 12 case distinctions, treesize of input 237 treesize of output 129 [2021-06-06 23:13:54,032 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:56,127 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 332 DAG size of output: 327 [2021-06-06 23:13:56,128 INFO L628 ElimStorePlain]: treesize reduction 34, result has 98.0 percent of original size [2021-06-06 23:13:56,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,206 INFO L354 Elim1Store]: treesize reduction 66, result has 22.4 percent of original size [2021-06-06 23:13:56,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 161 treesize of output 104 [2021-06-06 23:13:56,210 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:56,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:13:56,269 INFO L354 Elim1Store]: treesize reduction 86, result has 21.1 percent of original size [2021-06-06 23:13:56,269 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 9 new quantified variables, introduced 12 case distinctions, treesize of input 187 treesize of output 111 [2021-06-06 23:13:56,275 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-06 23:13:58,105 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 302 DAG size of output: 299 [2021-06-06 23:13:58,106 INFO L628 ElimStorePlain]: treesize reduction 34, result has 97.5 percent of original size [2021-06-06 23:13:58,935 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 300 [2021-06-06 23:13:58,973 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-1 vars, End of recursive call: and 28 xjuncts. [2021-06-06 23:13:58,973 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 64 variables, input treesize:5950, output treesize:786 [2021-06-06 23:13:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:13:59,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455998670] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:13:59,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:13:59,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-06 23:13:59,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142544342] [2021-06-06 23:13:59,160 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 23:13:59,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:13:59,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 23:13:59,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2021-06-06 23:13:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:13:59,161 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:13:59,161 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) [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 23:13:59,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:14:01,356 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 161 DAG size of output: 121 [2021-06-06 23:14:02,165 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 113 [2021-06-06 23:14:12,262 WARN L205 SmtUtils]: Spent 10.01 s on a formula simplification. DAG size of input: 232 DAG size of output: 196 [2021-06-06 23:14:12,581 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-06 23:14:12,936 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 103 [2021-06-06 23:14:13,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 23:14:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:14:13,665 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:14:13,666 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:14:13,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:14:13,666 INFO L82 PathProgramCache]: Analyzing trace with hash -860055531, now seen corresponding path program 2 times [2021-06-06 23:14:13,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:14:13,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327578297] [2021-06-06 23:14:13,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:14:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:14:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:14:13,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:14:13,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327578297] [2021-06-06 23:14:13,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327578297] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:14:13,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306120001] [2021-06-06 23:14:13,736 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:14:13,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:14:13,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:14:13,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 23:14:13,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:14:13,932 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 23:14:13,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306120001] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:14:13,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:14:13,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 22 [2021-06-06 23:14:13,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038231911] [2021-06-06 23:14:13,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 23:14:13,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:14:13,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 23:14:13,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2021-06-06 23:14:13,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:14:13,933 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:14:13,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.6818181818181817) internal successors, (59), 22 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:14:13,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:14:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:14:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:14:14,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable418,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:14:14,735 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:14:14,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:14:14,736 INFO L82 PathProgramCache]: Analyzing trace with hash -753233647, now seen corresponding path program 5 times [2021-06-06 23:14:14,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:14:14,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775097343] [2021-06-06 23:14:14,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:14:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:14:15,290 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 104 [2021-06-06 23:14:15,530 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 93 [2021-06-06 23:14:15,724 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 109 [2021-06-06 23:14:16,036 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 95 [2021-06-06 23:14:16,392 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 133 [2021-06-06 23:14:16,764 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-06-06 23:14:17,024 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 127 [2021-06-06 23:14:17,283 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 84 [2021-06-06 23:14:17,421 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-06-06 23:14:17,648 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 42 [2021-06-06 23:14:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:14:17,868 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:14:17,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775097343] [2021-06-06 23:14:17,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775097343] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:14:17,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898519035] [2021-06-06 23:14:17,868 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 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 [2021-06-06 23:14:17,905 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 23:14:17,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:14:17,906 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-06 23:14:17,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:14:19,383 WARN L205 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-06-06 23:14:22,987 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 392 [2021-06-06 23:14:34,714 WARN L205 SmtUtils]: Spent 10.52 s on a formula simplification that was a NOOP. DAG size: 766 [2021-06-06 23:14:36,564 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1381 [2021-06-06 23:14:36,732 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1508 DAG size of output: 1508 [2021-06-06 23:14:36,854 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1508 DAG size of output: 1508 [2021-06-06 23:15:17,064 WARN L205 SmtUtils]: Spent 39.17 s on a formula simplification that was a NOOP. DAG size: 1508 [2021-06-06 23:15:17,217 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1508 DAG size of output: 1508 [2021-06-06 23:15:17,837 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 2589 DAG size of output: 2589 [2021-06-06 23:15:18,057 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 2844 DAG size of output: 2844 [2021-06-06 23:15:18,188 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 2844 DAG size of output: 2844 [2021-06-06 23:15:20,801 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1520 DAG size of output: 1520 [2021-06-06 23:15:21,492 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1524 DAG size of output: 1524 [2021-06-06 23:15:24,483 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1661 DAG size of output: 1661 [2021-06-06 23:15:27,214 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1764 DAG size of output: 1764 [2021-06-06 23:15:27,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,079 INFO L244 Elim1Store]: Index analysis took 323 ms [2021-06-06 23:15:28,339 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 19 [2021-06-06 23:15:28,339 INFO L354 Elim1Store]: treesize reduction 86, result has 26.5 percent of original size [2021-06-06 23:15:28,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 113 treesize of output 77 [2021-06-06 23:15:28,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:15:28,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:15:28,757 INFO L244 Elim1Store]: Index analysis took 141 ms [2021-06-06 23:15:29,058 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 23 [2021-06-06 23:15:29,058 INFO L354 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2021-06-06 23:15:29,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 120 treesize of output 84 [2021-06-06 23:15:29,063 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 23:20:27,822 WARN L205 SmtUtils]: Spent 4.98 m on a formula simplification. DAG size of input: 4356 DAG size of output: 4348 [2021-06-06 23:20:27,856 INFO L628 ElimStorePlain]: treesize reduction 62, result has 99.8 percent of original size [2021-06-06 23:20:28,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:28,587 INFO L244 Elim1Store]: Index analysis took 410 ms [2021-06-06 23:20:29,005 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 33 [2021-06-06 23:20:29,006 INFO L354 Elim1Store]: treesize reduction 66, result has 43.6 percent of original size [2021-06-06 23:20:29,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 92 [2021-06-06 23:20:29,021 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 23:20:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:20:29,539 INFO L244 Elim1Store]: Index analysis took 202 ms [2021-06-06 23:20:29,983 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2021-06-06 23:20:29,983 INFO L354 Elim1Store]: treesize reduction 58, result has 50.4 percent of original size [2021-06-06 23:20:29,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 103 treesize of output 103 [2021-06-06 23:20:29,997 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 23:25:35,202 WARN L205 SmtUtils]: Spent 5.09 m on a formula simplification. DAG size of input: 4348 DAG size of output: 4331 [2021-06-06 23:25:35,211 INFO L628 ElimStorePlain]: treesize reduction 73, result has 99.8 percent of original size [2021-06-06 23:25:35,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:35,845 INFO L244 Elim1Store]: Index analysis took 339 ms [2021-06-06 23:25:36,242 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 23 [2021-06-06 23:25:36,243 INFO L354 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2021-06-06 23:25:36,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 78 [2021-06-06 23:25:36,249 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 23:25:36,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:36,759 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-06-06 23:25:37,235 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 41 [2021-06-06 23:25:37,235 INFO L354 Elim1Store]: treesize reduction 52, result has 55.6 percent of original size [2021-06-06 23:25:37,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 117 treesize of output 113 [2021-06-06 23:25:37,260 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-06-06 23:25:37,480 WARN L222 SmtUtils]: Removed 2 from assertion stack [2021-06-06 23:25:37,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable419 [2021-06-06 23:25:37,681 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 23:25:37,686 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 23:25:37,687 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 23:25:37,687 INFO L202 PluginConnector]: Adding new model mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 11:25:37 BasicIcfg [2021-06-06 23:25:37,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 23:25:37,688 INFO L168 Benchmark]: Toolchain (without parser) took 863074.18 ms. Allocated memory was 385.9 MB in the beginning and 557.8 MB in the end (delta: 172.0 MB). Free memory was 365.8 MB in the beginning and 230.5 MB in the end (delta: 135.3 MB). Peak memory consumption was 351.2 MB. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 385.9 MB. Free memory is still 367.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.41 ms. Allocated memory is still 385.9 MB. Free memory was 365.7 MB in the beginning and 364.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L168 Benchmark]: Boogie Preprocessor took 21.10 ms. Allocated memory is still 385.9 MB. Free memory was 364.2 MB in the beginning and 363.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L168 Benchmark]: RCFGBuilder took 274.71 ms. Allocated memory is still 385.9 MB. Free memory was 363.2 MB in the beginning and 349.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L168 Benchmark]: TraceAbstraction took 862753.52 ms. Allocated memory was 385.9 MB in the beginning and 557.8 MB in the end (delta: 172.0 MB). Free memory was 348.9 MB in the beginning and 230.5 MB in the end (delta: 118.4 MB). Peak memory consumption was 334.4 MB. Max. memory is 16.0 GB. [2021-06-06 23:25:37,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 385.9 MB. Free memory is still 367.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 19.41 ms. Allocated memory is still 385.9 MB. Free memory was 365.7 MB in the beginning and 364.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 21.10 ms. Allocated memory is still 385.9 MB. Free memory was 364.2 MB in the beginning and 363.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 274.71 ms. Allocated memory is still 385.9 MB. Free memory was 363.2 MB in the beginning and 349.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 862753.52 ms. Allocated memory was 385.9 MB in the beginning and 557.8 MB in the end (delta: 172.0 MB). Free memory was 348.9 MB in the beginning and 230.5 MB in the end (delta: 118.4 MB). Peak memory consumption was 334.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1984, positive: 1689, positive conditional: 1689, positive unconditional: 0, negative: 295, negative conditional: 295, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1689, positive: 1689, positive conditional: 1689, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1689, positive: 1689, positive conditional: 0, positive unconditional: 1689, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 70, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 70, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1689, positive: 1619, positive conditional: 0, positive unconditional: 1619, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 70, unknown conditional: 0, unknown unconditional: 70] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 295 - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 35 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while SimplifyDDAWithTimeout was simplifying term of DAG size 4327 for 216ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 862642.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.7ms, PartialOrderReductionTime: 16567.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 33.7ms SsaConstructionTime, 226.8ms SatisfiabilityAnalysisTime, 161349.2ms InterpolantComputationTime, 370 NumberOfCodeBlocks, 370 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 356 ConstructedInterpolants, 6 QuantifiedInterpolants, 15713 SizeOfPredicates, 37 NumberOfNonLiveVariables, 475 ConjunctsInSsa, 123 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 45/147 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown