/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 20:06:18,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 20:06:18,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 20:06:18,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-03 20:06:18,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-03 20:06:18,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-03 20:06:18,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-03 20:06:18,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-03 20:06:18,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-03 20:06:18,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-03 20:06:18,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-03 20:06:18,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-03 20:06:18,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-03 20:06:18,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-03 20:06:18,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-03 20:06:18,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-03 20:06:18,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-03 20:06:18,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-03 20:06:18,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-03 20:06:18,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-03 20:06:18,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-03 20:06:18,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-03 20:06:18,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-03 20:06:18,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-03 20:06:18,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-03 20:06:18,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-03 20:06:18,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-03 20:06:18,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-03 20:06:18,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-03 20:06:18,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-03 20:06:18,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-03 20:06:18,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-03 20:06:18,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-03 20:06:18,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 20:06:18,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 20:06:18,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 20:06:18,674 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.epf [2021-05-03 20:06:18,706 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 20:06:18,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 20:06:18,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 20:06:18,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 20:06:18,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 20:06:18,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 20:06:18,710 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 20:06:18,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 20:06:18,711 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 20:06:18,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 20:06:18,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 20:06:18,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 20:06:18,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 20:06:18,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 20:06:18,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 20:06:18,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 20:06:18,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 20:06:18,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 20:06:18,715 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 20:06:18,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 20:06:18,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 20:06:18,715 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-05-03 20:06:18,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 20:06:19,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 20:06:19,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 20:06:19,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 20:06:19,048 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 20:06:19,051 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 20:06:19,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl [2021-05-03 20:06:19,052 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl' [2021-05-03 20:06:19,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 20:06:19,095 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 20:06:19,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 20:06:19,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 20:06:19,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 20:06:19,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 20:06:19,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 20:06:19,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 20:06:19,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 20:06:19,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/1) ... [2021-05-03 20:06:19,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 20:06:19,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 20:06:19,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 20:06:19,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 20:06:19,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (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 [2021-05-03 20:06:19,213 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 20:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 20:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 20:06:19,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 20:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 20:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 20:06:19,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 20:06:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 20:06:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 20:06:19,215 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 20:06:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 20:06:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 20:06:19,216 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 20:06:19,475 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 20:06:19,475 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-03 20:06:19,477 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:06:19 BoogieIcfgContainer [2021-05-03 20:06:19,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 20:06:19,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 20:06:19,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 20:06:19,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 20:06:19,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:06:19" (1/2) ... [2021-05-03 20:06:19,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@138cc53b and model type max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 08:06:19, skipping insertion in model container [2021-05-03 20:06:19,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:06:19" (2/2) ... [2021-05-03 20:06:19,484 INFO L111 eAbstractionObserver]: Analyzing ICFG max-fun.wvr.bpl [2021-05-03 20:06:19,488 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 20:06:19,488 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 20:06:19,491 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 20:06:19,492 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 20:06:19,555 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-03 20:06:19,570 INFO L253 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 [2021-05-03 20:06:19,637 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 20:06:19,638 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 20:06:19,638 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 20:06:19,638 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 20:06:19,638 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 20:06:19,638 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 20:06:19,638 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 20:06:19,638 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 20:06:19,686 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:19,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:19,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-05-03 20:06:19,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:19,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187473908] [2021-05-03 20:06:19,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:19,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187473908] [2021-05-03 20:06:19,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 20:06:19,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-03 20:06:19,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733334434] [2021-05-03 20:06:19,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-03 20:06:19,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:19,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-03 20:06:19,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-03 20:06:19,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:19,888 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:19,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-05-03 20:06:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:19,921 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 20:06:19,922 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:19,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:19,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-05-03 20:06:19,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:19,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222921323] [2021-05-03 20:06:19,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:06:19,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222921323] [2021-05-03 20:06:19,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 20:06:19,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 20:06:19,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492791330] [2021-05-03 20:06:19,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-03 20:06:19,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:19,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-03 20:06:19,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-03 20:06:19,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:19,994 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:19,994 INFO L481 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) [2021-05-03 20:06:19,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:19,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:20,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:20,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:20,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-03 20:06:20,029 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:20,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:20,029 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-05-03 20:06:20,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:20,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991995358] [2021-05-03 20:06:20,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:20,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991995358] [2021-05-03 20:06:20,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307910658] [2021-05-03 20:06:20,490 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 [2021-05-03 20:06:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:20,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-03 20:06:20,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:20,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-03 20:06:20,999 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-03 20:06:21,007 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 20:06:21,011 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-03 20:06:21,019 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 20:06:21,023 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 20:06:21,027 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:21,056 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-05-03 20:06:21,059 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-03 20:06:21,059 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-05-03 20:06:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:21,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:21,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 20:06:21,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502566112] [2021-05-03 20:06:21,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 20:06:21,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:21,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 20:06:21,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-03 20:06:21,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:21,099 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:21,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:06:21,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:21,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:21,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:21,478 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:21,478 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:21,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:21,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-05-03 20:06:21,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:21,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332438036] [2021-05-03 20:06:21,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:21,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332438036] [2021-05-03 20:06:21,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279519671] [2021-05-03 20:06:21,539 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 [2021-05-03 20:06:21,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:06:21,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:06:21,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 20:06:21,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:21,652 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:21,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:21,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 20:06:21,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957990934] [2021-05-03 20:06:21,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 20:06:21,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:21,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 20:06:21,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-03 20:06:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:21,654 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:21,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:06:21,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:21,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:21,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:21,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:21,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:21,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:21,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:21,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:22,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:22,025 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:22,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:22,025 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-05-03 20:06:22,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:22,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154253429] [2021-05-03 20:06:22,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:06:22,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154253429] [2021-05-03 20:06:22,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265548717] [2021-05-03 20:06:22,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:22,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 20:06:22,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:22,209 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:06:22,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:22,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 20:06:22,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158159144] [2021-05-03 20:06:22,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-03 20:06:22,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:22,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-03 20:06:22,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-03 20:06:22,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:22,211 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:22,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 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) [2021-05-03 20:06:22,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:22,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:22,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:22,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:22,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:22,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:22,528 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:22,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:22,529 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-05-03 20:06:22,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:22,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039636757] [2021-05-03 20:06:22,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:23,128 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-05-03 20:06:23,355 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-05-03 20:06:23,574 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-05-03 20:06:23,876 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-05-03 20:06:24,067 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-05-03 20:06:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:24,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039636757] [2021-05-03 20:06:24,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015441098] [2021-05-03 20:06:24,173 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 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 [2021-05-03 20:06:24,220 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:06:24,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:06:24,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-03 20:06:24,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:25,096 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:06:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:25,623 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:25,644 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:25,672 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:25,687 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:25,701 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 20:06:25,717 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 20:06:25,733 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:25,751 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:25,764 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:25,794 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:06:25,811 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:06:25,828 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 19 [2021-05-03 20:06:25,843 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:25,856 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 20:06:25,870 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:06:25,886 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:25,899 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:25,913 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:25,925 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-03 20:06:25,939 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:06:25,952 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 20:06:25,968 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-05-03 20:06:25,982 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:25,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:25,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 22 [2021-05-03 20:06:25,996 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 19 [2021-05-03 20:06:26,008 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,021 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:26,035 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,049 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:06:26,061 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:26,077 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,128 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:26,144 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:26,178 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 20:06:26,206 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:06:26,230 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:06:26,243 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,256 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-03 20:06:26,267 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,284 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:06:26,298 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:06:26,312 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-05-03 20:06:26,326 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:26,342 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,355 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-05-03 20:06:26,369 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:26,386 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-05-03 20:06:26,399 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:06:26,413 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-05-03 20:06:26,426 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:06:26,440 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:06:26,455 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:06:26,469 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 20:06:26,483 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-03 20:06:26,496 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:06:26,510 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,523 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:06:26,537 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:06:26,550 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:06:26,564 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:06:26,576 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-05-03 20:06:26,589 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:06:26,602 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:26,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:26,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 20:06:26,612 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:26,711 INFO L628 ElimStorePlain]: treesize reduction 133, result has 36.1 percent of original size [2021-05-03 20:06:26,713 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-05-03 20:06:26,713 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:3159, output treesize:51 [2021-05-03 20:06:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:26,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:26,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-05-03 20:06:26,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341110855] [2021-05-03 20:06:26,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-03 20:06:26,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:26,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-03 20:06:26,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-05-03 20:06:26,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:26,844 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:26,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:26,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:27,143 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 36 [2021-05-03 20:06:27,547 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 49 [2021-05-03 20:06:27,888 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2021-05-03 20:06:28,221 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-05-03 20:06:28,511 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-05-03 20:06:28,768 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:06:29,112 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:29,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-03 20:06:29,465 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:29,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:29,466 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-05-03 20:06:29,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:29,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118647604] [2021-05-03 20:06:29,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:29,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:29,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118647604] [2021-05-03 20:06:29,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958024871] [2021-05-03 20:06:29,659 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 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 [2021-05-03 20:06:29,698 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-03 20:06:29,699 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:06:29,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 20:06:29,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:29,840 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:29,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:29,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-03 20:06:29,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160537652] [2021-05-03 20:06:29,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-03 20:06:29,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:29,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-03 20:06:29,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-03 20:06:29,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:29,843 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:29,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 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) [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:29,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:30,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:06:30,573 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:30,574 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:30,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:30,574 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-05-03 20:06:30,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:30,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949259133] [2021-05-03 20:06:30,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:30,710 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:06:30,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949259133] [2021-05-03 20:06:30,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575848959] [2021-05-03 20:06:30,711 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 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 [2021-05-03 20:06:30,735 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 20:06:30,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:06:30,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 20:06:30,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:06:30,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:06:30,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-03 20:06:30,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633108049] [2021-05-03 20:06:30,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-03 20:06:30,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:06:30,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-03 20:06:30,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-03 20:06:30,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:30,881 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:06:30,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:30,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:30,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:06:30,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:06:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:06:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:06:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:06:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:06:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:06:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:06:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:06:31,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:06:31,231 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:06:31,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:06:31,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-05-03 20:06:31,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:06:31,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698257552] [2021-05-03 20:06:31,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:06:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:06:32,124 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 31 [2021-05-03 20:06:32,433 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2021-05-03 20:06:32,685 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 64 [2021-05-03 20:06:33,325 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 106 [2021-05-03 20:06:33,950 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 111 [2021-05-03 20:06:34,609 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 106 [2021-05-03 20:06:35,379 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-05-03 20:06:35,892 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2021-05-03 20:06:36,150 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-05-03 20:06:36,399 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2021-05-03 20:06:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:06:36,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698257552] [2021-05-03 20:06:36,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958358094] [2021-05-03 20:06:36,570 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 [2021-05-03 20:06:36,622 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-03 20:06:36,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:06:36,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-03 20:06:36,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:06:38,794 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 119 [2021-05-03 20:06:40,748 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 355 [2021-05-03 20:06:43,433 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 364 [2021-05-03 20:06:45,420 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 365 [2021-05-03 20:06:47,679 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 367 [2021-05-03 20:06:49,797 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 366 [2021-05-03 20:06:51,854 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 380 [2021-05-03 20:06:54,930 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 379 [2021-05-03 20:06:56,080 INFO L446 ElimStorePlain]: Different costs {9=[v_prenex_71, v_prenex_93, v_prenex_32, v_prenex_53, v_prenex_75, v_prenex_51, v_prenex_73, v_prenex_36, v_prenex_79, v_prenex_57, v_prenex_34, v_prenex_77, v_prenex_55, v_prenex_39, v_prenex_59, v_prenex_61, v_prenex_83, A, v_prenex_43, v_prenex_65, v_prenex_87, v_prenex_63, v_prenex_85, v_prenex_41, v_prenex_69, v_prenex_47, v_prenex_89, v_prenex_67, v_prenex_45, v_prenex_49], 15=[v_prenex_81, v_prenex_91]} [2021-05-03 20:06:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:56,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:56,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:06:56,170 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:06:56,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:06:56,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:06:56,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:06:56,226 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:07,547 WARN L205 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 808 DAG size of output: 753 [2021-05-03 20:07:07,549 INFO L628 ElimStorePlain]: treesize reduction 1218, result has 69.0 percent of original size [2021-05-03 20:07:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:07,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:07,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:07:07,638 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:07,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:07,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:07:07,691 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:12,493 WARN L205 SmtUtils]: Spent 4.80 s on a formula simplification that was a NOOP. DAG size: 739 [2021-05-03 20:07:12,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:12,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:12,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:12,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:07:12,589 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:12,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:07:12,649 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:17,514 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 725 [2021-05-03 20:07:17,516 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:17,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:17,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:17,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:17,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:07:17,570 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:22,687 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 710 [2021-05-03 20:07:22,687 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:22,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:07:22,795 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:22,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:22,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:22,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:07:22,849 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:27,814 WARN L205 SmtUtils]: Spent 4.96 s on a formula simplification that was a NOOP. DAG size: 694 [2021-05-03 20:07:27,815 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:27,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:27,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:27,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:27,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:07:27,875 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:33,022 WARN L205 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 680 [2021-05-03 20:07:33,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:33,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:33,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:33,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:33,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:07:33,086 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:37,856 WARN L205 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 666 [2021-05-03 20:07:37,857 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:37,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:37,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:37,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:07:37,977 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:38,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:38,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:38,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:38,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:38,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:38,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:07:38,038 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:43,125 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 650 [2021-05-03 20:07:43,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:43,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:43,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:07:43,234 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:43,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:43,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:07:43,301 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:48,155 WARN L205 SmtUtils]: Spent 4.85 s on a formula simplification that was a NOOP. DAG size: 633 [2021-05-03 20:07:48,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:48,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:48,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:48,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 20:07:48,310 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:48,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:48,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:07:48,376 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:53,473 WARN L205 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 617 [2021-05-03 20:07:53,474 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:53,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:53,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:53,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:53,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:53,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:07:53,534 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-03 20:07:58,329 WARN L205 SmtUtils]: Spent 4.79 s on a formula simplification that was a NOOP. DAG size: 602 [2021-05-03 20:07:58,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:07:58,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:07:58,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:58,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:07:58,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:07:58,394 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:03,072 WARN L205 SmtUtils]: Spent 4.68 s on a formula simplification that was a NOOP. DAG size: 587 [2021-05-03 20:08:03,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:03,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:03,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:03,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:03,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:03,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:08:03,134 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:07,420 WARN L205 SmtUtils]: Spent 4.28 s on a formula simplification that was a NOOP. DAG size: 572 [2021-05-03 20:08:07,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:07,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:07,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:07,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:08:07,509 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:07,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:08:07,555 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:12,075 WARN L205 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 555 [2021-05-03 20:08:12,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:08:12,217 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:12,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:12,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:12,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-05-03 20:08:12,278 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:16,850 WARN L205 SmtUtils]: Spent 4.57 s on a formula simplification that was a NOOP. DAG size: 538 [2021-05-03 20:08:16,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:16,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:16,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:08:16,972 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:17,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:17,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:17,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:17,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:17,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:17,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:08:17,028 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:21,845 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification that was a NOOP. DAG size: 521 [2021-05-03 20:08:21,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:21,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:21,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:21,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:21,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:21,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:21,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:08:21,899 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:26,556 WARN L205 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 506 [2021-05-03 20:08:26,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:26,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-05-03 20:08:26,689 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:26,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:26,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:26,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:08:26,750 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:31,266 WARN L205 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 489 [2021-05-03 20:08:31,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:31,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:31,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:31,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:31,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:31,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:08:31,326 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:35,907 WARN L205 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 474 [2021-05-03 20:08:35,909 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:35,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:35,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:35,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-03 20:08:35,968 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:40,434 WARN L205 SmtUtils]: Spent 4.47 s on a formula simplification that was a NOOP. DAG size: 459 [2021-05-03 20:08:40,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:40,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:40,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:40,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:40,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:40,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-05-03 20:08:40,506 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:44,728 WARN L205 SmtUtils]: Spent 4.22 s on a formula simplification that was a NOOP. DAG size: 444 [2021-05-03 20:08:44,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:44,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:44,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:44,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:44,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:44,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:44,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:08:44,790 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:48,772 WARN L205 SmtUtils]: Spent 3.98 s on a formula simplification that was a NOOP. DAG size: 429 [2021-05-03 20:08:48,774 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:08:48,892 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:48,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:48,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:48,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 20:08:48,951 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:52,882 WARN L205 SmtUtils]: Spent 3.93 s on a formula simplification that was a NOOP. DAG size: 412 [2021-05-03 20:08:52,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:52,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:52,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:52,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:52,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:08:52,929 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:56,572 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 397 [2021-05-03 20:08:56,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:08:56,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:56,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:08:56,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:08:56,697 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-03 20:08:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:08:56,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2021-05-03 20:08:56,761 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:00,125 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification that was a NOOP. DAG size: 380 [2021-05-03 20:09:00,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:00,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:00,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:00,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:09:00,237 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:00,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:00,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:09:00,289 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:03,570 WARN L205 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 363 [2021-05-03 20:09:03,572 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,705 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-05-03 20:09:03,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:09:03,716 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:03,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:03,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:03,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 28 [2021-05-03 20:09:03,764 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:07,245 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification that was a NOOP. DAG size: 346 [2021-05-03 20:09:07,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:07,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:07,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:07,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:07,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:07,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-03 20:09:07,307 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:10,800 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification that was a NOOP. DAG size: 331 [2021-05-03 20:09:10,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:10,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:10,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:10,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:10,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:10,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:10,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2021-05-03 20:09:10,859 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:14,318 WARN L205 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 316 [2021-05-03 20:09:14,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:14,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:14,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:14,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-05-03 20:09:14,435 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:14,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-03 20:09:14,487 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:17,616 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 299 [2021-05-03 20:09:17,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:17,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:09:17,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:17,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2021-05-03 20:09:17,711 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:20,616 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 283 [2021-05-03 20:09:20,619 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:09:20,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-05-03 20:09:20,708 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-05-03 20:09:23,525 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 270 [2021-05-03 20:09:23,525 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:09:23,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 23 xjuncts. [2021-05-03 20:09:23,568 INFO L247 ElimStorePlain]: Needed 49 recursive calls to eliminate 96 variables, input treesize:4005, output treesize:246 [2021-05-03 20:09:24,338 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2021-05-03 20:09:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:09:24,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:09:24,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-05-03 20:09:24,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635457153] [2021-05-03 20:09:24,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-03 20:09:24,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:09:24,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-03 20:09:24,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=896, Unknown=0, NotChecked=0, Total=992 [2021-05-03 20:09:24,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:09:24,412 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:09:24,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.3125) internal successors, (74), 32 states have internal predecessors, (74), 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) [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:09:24,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:09:24,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:09:24,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:09:24,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:09:25,930 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2021-05-03 20:09:26,336 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-05-03 20:09:27,711 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2021-05-03 20:09:28,389 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-05-03 20:09:30,309 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 128 DAG size of output: 60 [2021-05-03 20:09:31,994 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-05-03 20:09:34,183 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2021-05-03 20:09:35,912 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 154 DAG size of output: 85 [2021-05-03 20:09:47,132 WARN L205 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 511 DAG size of output: 201 [2021-05-03 20:09:59,156 WARN L205 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 200 DAG size of output: 123 [2021-05-03 20:10:22,617 WARN L205 SmtUtils]: Spent 22.89 s on a formula simplification. DAG size of input: 502 DAG size of output: 304 [2021-05-03 20:10:25,641 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-05-03 20:10:27,903 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-05-03 20:10:29,717 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 107 [2021-05-03 20:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:29,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-03 20:10:30,180 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-05-03 20:10:30,181 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:10:30,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:10:30,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1933198930, now seen corresponding path program 6 times [2021-05-03 20:10:30,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:10:30,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995578774] [2021-05-03 20:10:30,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:10:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:10:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:10:30,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995578774] [2021-05-03 20:10:30,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639490081] [2021-05-03 20:10:30,801 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:10:30,842 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-03 20:10:30,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:10:30,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-03 20:10:30,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:10:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:10:32,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:10:32,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-05-03 20:10:32,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431983120] [2021-05-03 20:10:32,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-03 20:10:32,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:10:32,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-03 20:10:32,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-05-03 20:10:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:10:32,385 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:10:32,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.3793103448275863) internal successors, (69), 29 states have internal predecessors, (69), 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) [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-03 20:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:10:33,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:10:33,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-03 20:10:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:10:33,532 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:10:33,533 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:10:33,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:10:33,533 INFO L82 PathProgramCache]: Analyzing trace with hash 976790896, now seen corresponding path program 7 times [2021-05-03 20:10:33,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:10:33,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553129856] [2021-05-03 20:10:33,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:10:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:10:38,937 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2021-05-03 20:10:39,079 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 15 [2021-05-03 20:10:39,516 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2021-05-03 20:10:40,447 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-05-03 20:10:41,770 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 332 DAG size of output: 224 [2021-05-03 20:10:44,616 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 221 DAG size of output: 67 [2021-05-03 20:10:48,544 WARN L205 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 535 DAG size of output: 395 [2021-05-03 20:10:54,920 WARN L205 SmtUtils]: Spent 6.19 s on a formula simplification. DAG size of input: 395 DAG size of output: 112 [2021-05-03 20:11:08,434 WARN L205 SmtUtils]: Spent 13.50 s on a formula simplification. DAG size of input: 764 DAG size of output: 962 [2021-05-03 20:11:09,147 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 946 [2021-05-03 20:11:34,913 WARN L205 SmtUtils]: Spent 25.45 s on a formula simplification. DAG size of input: 962 DAG size of output: 199 [2021-05-03 20:12:09,829 WARN L205 SmtUtils]: Spent 34.90 s on a formula simplification. DAG size of input: 918 DAG size of output: 1408 [2021-05-03 20:12:11,160 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 1408 DAG size of output: 1423 [2021-05-03 20:12:56,400 WARN L205 SmtUtils]: Spent 44.70 s on a formula simplification. DAG size of input: 1408 DAG size of output: 279 [2021-05-03 20:13:38,511 WARN L205 SmtUtils]: Spent 42.10 s on a formula simplification. DAG size of input: 926 DAG size of output: 1460 [2021-05-03 20:13:42,281 WARN L205 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 1460 DAG size of output: 1497 [2021-05-03 20:14:14,327 WARN L205 SmtUtils]: Spent 31.54 s on a formula simplification. DAG size of input: 1460 DAG size of output: 274 [2021-05-03 20:14:48,643 WARN L205 SmtUtils]: Spent 34.31 s on a formula simplification. DAG size of input: 894 DAG size of output: 867 [2021-05-03 20:14:49,377 WARN L205 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 909 [2021-05-03 20:15:39,917 WARN L205 SmtUtils]: Spent 49.77 s on a formula simplification. DAG size of input: 867 DAG size of output: 304 [2021-05-03 20:16:14,241 WARN L205 SmtUtils]: Spent 34.31 s on a formula simplification. DAG size of input: 873 DAG size of output: 829 [2021-05-03 20:16:14,741 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 829 DAG size of output: 882 [2021-05-03 20:16:47,573 WARN L205 SmtUtils]: Spent 32.30 s on a formula simplification. DAG size of input: 829 DAG size of output: 317 [2021-05-03 20:17:19,151 WARN L205 SmtUtils]: Spent 31.57 s on a formula simplification. DAG size of input: 696 DAG size of output: 904 [2021-05-03 20:17:20,033 WARN L205 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 846 [2021-05-03 20:17:44,280 WARN L205 SmtUtils]: Spent 23.68 s on a formula simplification. DAG size of input: 904 DAG size of output: 213 [2021-05-03 20:18:07,648 WARN L205 SmtUtils]: Spent 23.25 s on a formula simplification. DAG size of input: 560 DAG size of output: 611 [2021-05-03 20:18:08,005 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 584 [2021-05-03 20:18:26,581 WARN L205 SmtUtils]: Spent 18.13 s on a formula simplification. DAG size of input: 611 DAG size of output: 146 [2021-05-03 20:18:42,847 WARN L205 SmtUtils]: Spent 16.26 s on a formula simplification. DAG size of input: 416 DAG size of output: 619 [2021-05-03 20:18:45,645 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 619 DAG size of output: 553 [2021-05-03 20:19:01,706 WARN L205 SmtUtils]: Spent 15.58 s on a formula simplification. DAG size of input: 617 DAG size of output: 85 [2021-05-03 20:19:16,789 WARN L205 SmtUtils]: Spent 15.08 s on a formula simplification. DAG size of input: 411 DAG size of output: 614 [2021-05-03 20:19:19,324 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 614 DAG size of output: 548 [2021-05-03 20:19:35,868 WARN L205 SmtUtils]: Spent 16.16 s on a formula simplification. DAG size of input: 612 DAG size of output: 77 [2021-05-03 20:20:06,716 WARN L205 SmtUtils]: Spent 30.84 s on a formula simplification. DAG size of input: 440 DAG size of output: 938 [2021-05-03 20:20:10,756 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 938 DAG size of output: 878 [2021-05-03 20:20:23,604 WARN L205 SmtUtils]: Spent 12.24 s on a formula simplification. DAG size of input: 938 DAG size of output: 49 [2021-05-03 20:20:31,293 WARN L205 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2021-05-03 20:20:33,553 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2021-05-03 20:20:34,153 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2021-05-03 20:20:34,505 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2021-05-03 20:20:35,124 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 22 [2021-05-03 20:20:35,626 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 12 [2021-05-03 20:20:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:20:35,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553129856] [2021-05-03 20:20:35,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40033165] [2021-05-03 20:20:35,633 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:20:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:20:35,688 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 65 conjunts are in the unsatisfiable core [2021-05-03 20:20:35,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:20:36,573 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-05-03 20:20:37,192 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-03 20:20:37,912 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:20:38,882 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-03 20:20:40,466 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-03 20:20:42,427 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 145 [2021-05-03 20:20:45,023 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 180 [2021-05-03 20:20:48,554 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 193 [2021-05-03 20:20:51,877 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 200 [2021-05-03 20:20:55,159 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 195 Received shutdown request... [2021-05-03 20:20:57,351 WARN L222 SmtUtils]: Removed 13 from assertion stack [2021-05-03 20:20:57,553 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:20:57,553 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 20:20:57,559 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 20:20:57,559 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 08:20:57 BasicIcfg [2021-05-03 20:20:57,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 20:20:57,559 INFO L168 Benchmark]: Toolchain (without parser) took 878472.07 ms. Allocated memory was 339.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 319.8 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 892.3 MB. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 339.7 MB. Free memory is still 321.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.78 ms. Allocated memory is still 339.7 MB. Free memory was 319.8 MB in the beginning and 318.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 INFO L168 Benchmark]: Boogie Preprocessor took 20.06 ms. Allocated memory is still 339.7 MB. Free memory was 318.3 MB in the beginning and 317.3 MB in the end (delta: 975.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 INFO L168 Benchmark]: RCFGBuilder took 331.98 ms. Allocated memory is still 339.7 MB. Free memory was 317.3 MB in the beginning and 304.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 INFO L168 Benchmark]: TraceAbstraction took 878080.80 ms. Allocated memory was 339.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 303.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 875.5 MB. Max. memory is 16.0 GB. [2021-05-03 20:20:57,560 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 0.16 ms. Allocated memory is still 339.7 MB. Free memory is still 321.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.78 ms. Allocated memory is still 339.7 MB. Free memory was 319.8 MB in the beginning and 318.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.06 ms. Allocated memory is still 339.7 MB. Free memory was 318.3 MB in the beginning and 317.3 MB in the end (delta: 975.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 331.98 ms. Allocated memory is still 339.7 MB. Free memory was 317.3 MB in the beginning and 304.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878080.80 ms. Allocated memory was 339.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 303.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 875.5 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: 3212, positive: 2770, positive conditional: 2770, positive unconditional: 0, negative: 442, negative conditional: 442, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2770, positive: 2770, positive conditional: 2770, 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: 2770, positive: 2770, positive conditional: 0, positive unconditional: 2770, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 2770, positive: 2731, positive conditional: 0, positive unconditional: 2731, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 39, unknown conditional: 0, unknown unconditional: 39] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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: 442 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 7,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 196 for 1472ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 877953.3ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.6ms, PartialOrderReductionTime: 70064.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 128, 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: 70.0ms SsaConstructionTime, 475.8ms SatisfiabilityAnalysisTime, 181239.7ms InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 528 ConstructedInterpolants, 16 QuantifiedInterpolants, 55270 SizeOfPredicates, 33 NumberOfNonLiveVariables, 659 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 18 InterpolantComputations, 2 PerfectInterpolantSequences, 101/375 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