/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 02:01:28,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 02:01:28,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 02:01:28,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-04 02:01:28,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-04 02:01:28,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-04 02:01:28,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-04 02:01:28,762 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-Persistent-NoLbe.epf [2021-05-04 02:01:28,802 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 02:01:28,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 02:01:28,803 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 02:01:28,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 02:01:28,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 02:01:28,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 02:01:28,807 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 02:01:28,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 02:01:28,807 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 02:01:28,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 02:01:28,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 02:01:28,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 02:01:28,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 02:01:28,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 02:01:28,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 02:01:28,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 02:01:28,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 02:01:28,810 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 02:01:28,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 02:01:28,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 02:01:28,811 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 02:01:28,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 02:01:29,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 02:01:29,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 02:01:29,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 02:01:29,202 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 02:01:29,203 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 02:01:29,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array.wvr.bpl [2021-05-04 02:01:29,205 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array.wvr.bpl' [2021-05-04 02:01:29,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 02:01:29,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 02:01:29,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 02:01:29,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 02:01:29,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 02:01:29,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 02:01:29,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 02:01:29,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 02:01:29,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 02:01:29,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/1) ... [2021-05-04 02:01:29,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 02:01:29,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 02:01:29,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 02:01:29,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 02:01:29,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (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 [2021-05-04 02:01:29,405 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 02:01:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 02:01:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 02:01:29,406 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 02:01:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 02:01:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 02:01:29,406 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 02:01:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 02:01:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 02:01:29,406 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-04 02:01:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-04 02:01:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-04 02:01:29,407 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 02:01:29,578 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 02:01:29,579 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-04 02:01:29,581 INFO L202 PluginConnector]: Adding new model max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:01:29 BoogieIcfgContainer [2021-05-04 02:01:29,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 02:01:29,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 02:01:29,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 02:01:29,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 02:01:29,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:01:29" (1/2) ... [2021-05-04 02:01:29,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258f4ed7 and model type max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:01:29, skipping insertion in model container [2021-05-04 02:01:29,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:01:29" (2/2) ... [2021-05-04 02:01:29,588 INFO L111 eAbstractionObserver]: Analyzing ICFG max-array.wvr.bpl [2021-05-04 02:01:29,593 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 02:01:29,593 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 02:01:29,596 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 02:01:29,597 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 02:01:29,632 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-04 02:01:29,650 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 [2021-05-04 02:01:29,742 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 02:01:29,742 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 02:01:29,742 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 02:01:29,742 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 02:01:29,742 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 02:01:29,743 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 02:01:29,743 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 02:01:29,743 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 02:01:29,938 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:29,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:29,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1017902509, now seen corresponding path program 1 times [2021-05-04 02:01:29,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:29,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435292877] [2021-05-04 02:01:29,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:30,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435292877] [2021-05-04 02:01:30,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 02:01:30,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 02:01:30,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343423868] [2021-05-04 02:01:30,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-04 02:01:30,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:01:30,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-04 02:01:30,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-04 02:01:30,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:30,187 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:01:30,189 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) [2021-05-04 02:01:30,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:30,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:30,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 02:01:30,232 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:30,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:30,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1500403211, now seen corresponding path program 1 times [2021-05-04 02:01:30,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:30,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538831472] [2021-05-04 02:01:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:30,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:01:30,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538831472] [2021-05-04 02:01:30,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 02:01:30,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-04 02:01:30,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441004215] [2021-05-04 02:01:30,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 02:01:30,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:01:30,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 02:01:30,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 02:01:30,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:30,326 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:01:30,327 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) [2021-05-04 02:01:30,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:30,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:30,386 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 02:01:30,387 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:30,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:30,388 INFO L82 PathProgramCache]: Analyzing trace with hash -2147100503, now seen corresponding path program 1 times [2021-05-04 02:01:30,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:30,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755673468] [2021-05-04 02:01:30,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:30,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755673468] [2021-05-04 02:01:30,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228609463] [2021-05-04 02:01:30,828 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 [2021-05-04 02:01:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:30,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-04 02:01:30,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:01:31,264 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 [2021-05-04 02:01:31,266 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:31,269 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 [2021-05-04 02:01:31,272 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:31,275 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 [2021-05-04 02:01:31,278 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:31,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:31,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 02:01:31,302 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:91, output treesize:15 [2021-05-04 02:01:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:31,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:01:31,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 02:01:31,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417312813] [2021-05-04 02:01:31,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 02:01:31,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:01:31,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 02:01:31,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-04 02:01:31,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:31,360 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:01:31,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 11 states have internal predecessors, (32), 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) [2021-05-04 02:01:31,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:31,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:31,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:31,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:31,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:31,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:01:31,729 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:01:31,729 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:31,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:31,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1178281465, now seen corresponding path program 2 times [2021-05-04 02:01:31,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:31,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276476206] [2021-05-04 02:01:31,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:31,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:31,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276476206] [2021-05-04 02:01:31,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422113768] [2021-05-04 02:01:31,813 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 [2021-05-04 02:01:31,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 02:01:31,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:01:31,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 02:01:31,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:01:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:31,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:01:31,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-04 02:01:31,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354386760] [2021-05-04 02:01:31,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 02:01:31,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:01:31,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 02:01:31,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-04 02:01:31,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:31,995 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:01:31,996 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) [2021-05-04 02:01:32,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:32,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:32,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:01:32,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:32,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:32,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:32,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:01:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:01:32,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:01:32,364 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:32,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:32,365 INFO L82 PathProgramCache]: Analyzing trace with hash 623624779, now seen corresponding path program 1 times [2021-05-04 02:01:32,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:32,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169580825] [2021-05-04 02:01:32,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:01:32,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169580825] [2021-05-04 02:01:32,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168179495] [2021-05-04 02:01:32,444 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 [2021-05-04 02:01:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:32,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 02:01:32,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:01:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:01:32,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:01:32,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 02:01:32,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426379141] [2021-05-04 02:01:32,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-04 02:01:32,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:01:32,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-04 02:01:32,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-04 02:01:32,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:32,589 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:01:32,590 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) [2021-05-04 02:01:32,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:32,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:32,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:01:32,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:01:32,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:01:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:01:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:01:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:01:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:01:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:01:32,887 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:01:32,887 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:01:32,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:01:32,888 INFO L82 PathProgramCache]: Analyzing trace with hash 644859177, now seen corresponding path program 2 times [2021-05-04 02:01:32,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:01:32,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093139068] [2021-05-04 02:01:32,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:01:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:01:33,434 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-05-04 02:01:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:01:33,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093139068] [2021-05-04 02:01:33,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342904115] [2021-05-04 02:01:33,630 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 [2021-05-04 02:01:33,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 02:01:33,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:01:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 33 conjunts are in the unsatisfiable core [2021-05-04 02:01:33,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:01:34,582 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 02:01:34,962 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-05-04 02:01:35,518 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-05-04 02:01:35,847 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-05-04 02:01:36,632 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-05-04 02:01:37,727 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 326 [2021-05-04 02:01:40,546 INFO L446 ElimStorePlain]: Different costs {6=[v_prenex_42, v_prenex_45, v_prenex_33, v_prenex_39], 10=[A, v_prenex_32, v_prenex_43, v_prenex_31, v_prenex_41, v_prenex_40, v_prenex_36, v_prenex_35, v_prenex_34, v_prenex_44, v_prenex_38, v_prenex_37]} [2021-05-04 02:01:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:40,680 INFO L354 Elim1Store]: treesize reduction 8, result has 82.2 percent of original size [2021-05-04 02:01:40,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 52 [2021-05-04 02:01:40,694 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:40,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:40,798 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-05-04 02:01:40,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 51 [2021-05-04 02:01:40,809 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:42,479 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 399 [2021-05-04 02:01:42,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:42,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:42,554 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:42,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 57 [2021-05-04 02:01:42,607 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:42,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:42,723 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-05-04 02:01:42,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 48 [2021-05-04 02:01:42,733 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:44,436 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 391 [2021-05-04 02:01:44,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:44,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:44,559 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-05-04 02:01:44,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 51 [2021-05-04 02:01:44,567 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:44,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:44,657 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:44,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 63 [2021-05-04 02:01:44,697 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:46,309 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 382 [2021-05-04 02:01:46,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:46,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:46,444 INFO L354 Elim1Store]: treesize reduction 8, result has 82.2 percent of original size [2021-05-04 02:01:46,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 55 [2021-05-04 02:01:46,465 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:46,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:46,566 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-05-04 02:01:46,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 51 [2021-05-04 02:01:46,573 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:48,160 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 378 [2021-05-04 02:01:48,161 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:48,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:48,365 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2021-05-04 02:01:48,365 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-05-04 02:01:48,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 84 [2021-05-04 02:01:48,415 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:48,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:48,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:48,567 INFO L354 Elim1Store]: treesize reduction 35, result has 50.7 percent of original size [2021-05-04 02:01:48,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 57 [2021-05-04 02:01:48,578 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:51,754 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 391 DAG size of output: 375 [2021-05-04 02:01:51,756 INFO L628 ElimStorePlain]: treesize reduction 68, result has 96.5 percent of original size [2021-05-04 02:01:51,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:51,897 INFO L354 Elim1Store]: treesize reduction 28, result has 60.6 percent of original size [2021-05-04 02:01:51,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 64 [2021-05-04 02:01:51,907 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:51,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:52,014 INFO L354 Elim1Store]: treesize reduction 24, result has 66.2 percent of original size [2021-05-04 02:01:52,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-05-04 02:01:52,029 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:53,703 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 372 [2021-05-04 02:01:53,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:53,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:53,855 INFO L354 Elim1Store]: treesize reduction 24, result has 66.2 percent of original size [2021-05-04 02:01:53,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 50 treesize of output 68 [2021-05-04 02:01:53,876 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:53,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:53,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:54,013 INFO L354 Elim1Store]: treesize reduction 20, result has 71.8 percent of original size [2021-05-04 02:01:54,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 50 treesize of output 72 [2021-05-04 02:01:54,036 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:57,186 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 370 DAG size of output: 366 [2021-05-04 02:01:57,187 INFO L628 ElimStorePlain]: treesize reduction 13, result has 99.3 percent of original size [2021-05-04 02:01:57,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:57,355 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2021-05-04 02:01:57,356 INFO L354 Elim1Store]: treesize reduction 20, result has 71.8 percent of original size [2021-05-04 02:01:57,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 48 treesize of output 72 [2021-05-04 02:01:57,369 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:57,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:57,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:57,496 INFO L354 Elim1Store]: treesize reduction 16, result has 77.5 percent of original size [2021-05-04 02:01:57,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 48 treesize of output 76 [2021-05-04 02:01:57,540 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:00,862 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 384 DAG size of output: 370 [2021-05-04 02:02:00,863 INFO L628 ElimStorePlain]: treesize reduction 87, result has 95.4 percent of original size [2021-05-04 02:02:00,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:01,039 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2021-05-04 02:02:01,040 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-05-04 02:02:01,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 50 treesize of output 84 [2021-05-04 02:02:01,078 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:01,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:01,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:01,233 INFO L354 Elim1Store]: treesize reduction 35, result has 50.7 percent of original size [2021-05-04 02:02:01,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 50 treesize of output 57 [2021-05-04 02:02:01,239 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:06,325 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 384 DAG size of output: 365 [2021-05-04 02:02:06,330 INFO L628 ElimStorePlain]: treesize reduction 112, result has 94.1 percent of original size [2021-05-04 02:02:06,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:06,465 INFO L354 Elim1Store]: treesize reduction 32, result has 54.9 percent of original size [2021-05-04 02:02:06,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 60 [2021-05-04 02:02:06,475 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:06,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:06,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:06,608 INFO L354 Elim1Store]: treesize reduction 20, result has 71.8 percent of original size [2021-05-04 02:02:06,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 40 treesize of output 72 [2021-05-04 02:02:06,639 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:10,069 WARN L205 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 360 DAG size of output: 353 [2021-05-04 02:02:10,070 INFO L628 ElimStorePlain]: treesize reduction 74, result has 95.8 percent of original size [2021-05-04 02:02:10,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:10,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:10,283 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2021-05-04 02:02:10,284 INFO L354 Elim1Store]: treesize reduction 16, result has 77.5 percent of original size [2021-05-04 02:02:10,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 76 [2021-05-04 02:02:10,321 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:10,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:10,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:10,385 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-05-04 02:02:10,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 1 [2021-05-04 02:02:10,386 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:13,533 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 346 DAG size of output: 340 [2021-05-04 02:02:13,535 INFO L628 ElimStorePlain]: treesize reduction 16, result has 99.0 percent of original size [2021-05-04 02:02:13,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:13,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:13,712 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2021-05-04 02:02:13,713 INFO L354 Elim1Store]: treesize reduction 20, result has 71.8 percent of original size [2021-05-04 02:02:13,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 39 treesize of output 69 [2021-05-04 02:02:13,743 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:13,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:13,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:13,883 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2021-05-04 02:02:13,884 INFO L354 Elim1Store]: treesize reduction 24, result has 66.2 percent of original size [2021-05-04 02:02:13,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 44 treesize of output 68 [2021-05-04 02:02:13,898 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:15,491 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 334 [2021-05-04 02:02:15,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:02:15,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:15,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:15,635 INFO L354 Elim1Store]: treesize reduction 32, result has 54.9 percent of original size [2021-05-04 02:02:15,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 60 [2021-05-04 02:02:15,644 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:15,803 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2021-05-04 02:02:15,804 INFO L354 Elim1Store]: treesize reduction 20, result has 71.8 percent of original size [2021-05-04 02:02:15,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 46 treesize of output 72 [2021-05-04 02:02:15,844 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:18,718 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 337 DAG size of output: 324 [2021-05-04 02:02:18,720 INFO L628 ElimStorePlain]: treesize reduction 113, result has 92.9 percent of original size [2021-05-04 02:02:18,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:18,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:18,924 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2021-05-04 02:02:18,925 INFO L354 Elim1Store]: treesize reduction 16, result has 77.5 percent of original size [2021-05-04 02:02:18,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 35 treesize of output 73 [2021-05-04 02:02:19,041 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:19,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:19,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:19,130 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-05-04 02:02:19,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 35 treesize of output 1 [2021-05-04 02:02:19,132 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:21,762 WARN L205 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 317 DAG size of output: 311 [2021-05-04 02:02:21,763 INFO L628 ElimStorePlain]: treesize reduction 16, result has 98.9 percent of original size [2021-05-04 02:02:21,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:21,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:21,913 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 02:02:21,913 INFO L354 Elim1Store]: treesize reduction 16, result has 77.5 percent of original size [2021-05-04 02:02:21,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 44 treesize of output 76 [2021-05-04 02:02:21,961 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:21,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:21,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:22,075 INFO L354 Elim1Store]: treesize reduction 35, result has 50.7 percent of original size [2021-05-04 02:02:22,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 44 treesize of output 57 [2021-05-04 02:02:22,079 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:24,760 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 318 DAG size of output: 310 [2021-05-04 02:02:24,762 INFO L628 ElimStorePlain]: treesize reduction 56, result has 96.1 percent of original size [2021-05-04 02:02:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:24,961 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2021-05-04 02:02:24,962 INFO L354 Elim1Store]: treesize reduction 24, result has 66.2 percent of original size [2021-05-04 02:02:24,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 48 treesize of output 68 [2021-05-04 02:02:24,977 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:02:25,113 INFO L354 Elim1Store]: treesize reduction 28, result has 60.6 percent of original size [2021-05-04 02:02:25,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 48 treesize of output 64 [2021-05-04 02:02:25,128 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-04 02:02:26,407 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 307 [2021-05-04 02:02:26,408 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:02:26,876 INFO L550 ElimStorePlain]: Start of recursive call 1: 29 dim-0 vars, 16 dim-1 vars, End of recursive call: and 31 xjuncts. [2021-05-04 02:02:26,877 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 45 variables, input treesize:2057, output treesize:2479 [2021-05-04 02:02:27,564 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 43 [2021-05-04 02:02:27,641 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:02:27,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:02:27,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 26 [2021-05-04 02:02:27,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100038386] [2021-05-04 02:02:27,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-04 02:02:27,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:02:27,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-04 02:02:27,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=561, Unknown=0, NotChecked=0, Total=650 [2021-05-04 02:02:27,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:27,643 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:02:27,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.1923076923076925) internal successors, (57), 26 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:27,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:27,993 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2021-05-04 02:02:28,723 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 51 [2021-05-04 02:02:33,054 WARN L205 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 118 DAG size of output: 102 [2021-05-04 02:02:42,822 WARN L205 SmtUtils]: Spent 9.63 s on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-05-04 02:02:49,488 WARN L205 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 246 DAG size of output: 196 [2021-05-04 02:02:51,010 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2021-05-04 02:02:53,371 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 209 DAG size of output: 177 [2021-05-04 02:02:53,816 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-05-04 02:02:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:54,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:54,269 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-05-04 02:02:54,269 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:02:54,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:02:54,269 INFO L82 PathProgramCache]: Analyzing trace with hash -423720825, now seen corresponding path program 3 times [2021-05-04 02:02:54,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:02:54,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124178638] [2021-05-04 02:02:54,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:02:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:02:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:02:54,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124178638] [2021-05-04 02:02:54,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [390649608] [2021-05-04 02:02:54,451 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 [2021-05-04 02:02:54,488 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-04 02:02:54,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:02:54,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 02:02:54,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:02:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:02:54,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:02:54,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-04 02:02:54,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375341494] [2021-05-04 02:02:54,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-04 02:02:54,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:02:54,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-04 02:02:54,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-04 02:02:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:54,803 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:02:54,804 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) [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:54,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:55,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:55,409 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable503,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:02:55,410 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:02:55,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:02:55,410 INFO L82 PathProgramCache]: Analyzing trace with hash -928370485, now seen corresponding path program 4 times [2021-05-04 02:02:55,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:02:55,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688263488] [2021-05-04 02:02:55,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:02:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:02:55,565 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:02:55,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688263488] [2021-05-04 02:02:55,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659167668] [2021-05-04 02:02:55,566 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 [2021-05-04 02:02:55,592 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 02:02:55,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:02:55,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 02:02:55,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:02:55,822 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:02:55,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:02:55,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-04 02:02:55,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651652649] [2021-05-04 02:02:55,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-04 02:02:55,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:02:55,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-04 02:02:55,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-04 02:02:55,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:55,824 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:02:55,824 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) [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:55,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:55,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:02:56,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:02:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:02:56,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable504,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:02:56,311 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:02:56,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:02:56,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1646556585, now seen corresponding path program 5 times [2021-05-04 02:02:56,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:02:56,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075897532] [2021-05-04 02:02:56,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:02:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:02:56,995 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-05-04 02:02:57,417 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 59 [2021-05-04 02:02:58,011 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2021-05-04 02:02:58,812 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-05-04 02:02:59,606 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 104 [2021-05-04 02:03:00,068 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-05-04 02:03:00,320 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-05-04 02:03:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:03:00,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075897532] [2021-05-04 02:03:00,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096037686] [2021-05-04 02:03:00,553 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 [2021-05-04 02:03:00,601 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-04 02:03:00,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:03:00,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 47 conjunts are in the unsatisfiable core [2021-05-04 02:03:00,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:03:01,045 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-04 02:03:01,429 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 02:03:01,706 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-04 02:03:04,021 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 02:03:06,486 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 348 [2021-05-04 02:03:10,118 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 356 [2021-05-04 02:03:12,869 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 358 [2021-05-04 02:03:15,819 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 360 [2021-05-04 02:03:18,077 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 347 [2021-05-04 02:03:21,544 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 349 [2021-05-04 02:03:25,520 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-05-04 02:03:25,901 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:03:25,902 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:03:25,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:03:25,933 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:03:26,456 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:03:26,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:03:26,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-04 02:03:26,834 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:03:51,691 WARN L205 SmtUtils]: Spent 24.86 s on a formula simplification. DAG size of input: 770 DAG size of output: 745 [2021-05-04 02:03:51,693 INFO L628 ElimStorePlain]: treesize reduction 127, result has 97.0 percent of original size [2021-05-04 02:03:52,024 INFO L244 Elim1Store]: Index analysis took 282 ms [2021-05-04 02:03:52,880 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:03:52,881 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:03:52,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:03:52,924 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:03:53,372 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:03:53,373 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:03:53,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-04 02:03:53,602 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 02:04:23,291 WARN L205 SmtUtils]: Spent 29.69 s on a formula simplification. DAG size of input: 775 DAG size of output: 731 [2021-05-04 02:04:23,294 INFO L628 ElimStorePlain]: treesize reduction 245, result has 94.3 percent of original size [2021-05-04 02:04:23,774 INFO L244 Elim1Store]: Index analysis took 419 ms [2021-05-04 02:04:24,342 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:04:24,344 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:04:24,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 97 [2021-05-04 02:04:24,618 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 02:04:24,844 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-05-04 02:04:25,971 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:04:25,973 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:04:25,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-04 02:04:26,027 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 02:04:57,797 WARN L205 SmtUtils]: Spent 31.77 s on a formula simplification. DAG size of input: 737 DAG size of output: 717 [2021-05-04 02:04:57,800 INFO L628 ElimStorePlain]: treesize reduction 84, result has 97.9 percent of original size [2021-05-04 02:04:58,219 INFO L244 Elim1Store]: Index analysis took 370 ms [2021-05-04 02:04:59,076 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:04:59,077 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:04:59,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:04:59,173 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 02:04:59,327 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-05-04 02:04:59,791 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:04:59,793 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:04:59,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-04 02:05:00,279 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 02:05:33,112 WARN L205 SmtUtils]: Spent 32.83 s on a formula simplification. DAG size of input: 751 DAG size of output: 702 [2021-05-04 02:05:33,115 INFO L628 ElimStorePlain]: treesize reduction 291, result has 93.0 percent of original size [2021-05-04 02:05:33,586 INFO L244 Elim1Store]: Index analysis took 422 ms [2021-05-04 02:05:34,446 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:05:34,448 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:05:34,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:05:34,520 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 02:05:35,097 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:05:35,098 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:05:35,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-04 02:05:35,667 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 02:06:09,745 WARN L205 SmtUtils]: Spent 34.08 s on a formula simplification. DAG size of input: 726 DAG size of output: 687 [2021-05-04 02:06:09,748 INFO L628 ElimStorePlain]: treesize reduction 198, result has 95.1 percent of original size [2021-05-04 02:06:10,152 INFO L244 Elim1Store]: Index analysis took 360 ms [2021-05-04 02:06:10,929 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:06:10,930 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:06:10,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 65 [2021-05-04 02:06:10,939 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 02:06:11,141 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-05-04 02:06:12,054 WARN L205 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:06:12,056 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:06:12,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-04 02:06:12,212 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 02:06:49,001 WARN L205 SmtUtils]: Spent 36.79 s on a formula simplification. DAG size of input: 686 DAG size of output: 683 [2021-05-04 02:06:49,004 INFO L628 ElimStorePlain]: treesize reduction 18, result has 99.5 percent of original size [2021-05-04 02:06:49,460 INFO L244 Elim1Store]: Index analysis took 411 ms [2021-05-04 02:06:50,361 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:06:50,363 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:06:50,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-04 02:06:50,373 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 02:06:50,609 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-05-04 02:06:51,500 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:06:51,502 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:06:51,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:06:51,642 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 02:07:32,823 WARN L205 SmtUtils]: Spent 41.18 s on a formula simplification. DAG size of input: 680 DAG size of output: 677 [2021-05-04 02:07:32,827 INFO L628 ElimStorePlain]: treesize reduction 18, result has 99.5 percent of original size [2021-05-04 02:07:33,287 INFO L244 Elim1Store]: Index analysis took 411 ms [2021-05-04 02:07:34,370 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:07:34,372 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:07:34,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-04 02:07:34,386 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 02:07:34,616 INFO L244 Elim1Store]: Index analysis took 180 ms [2021-05-04 02:07:35,602 WARN L205 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:07:35,604 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:07:35,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-04 02:07:35,781 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 02:08:23,117 WARN L205 SmtUtils]: Spent 47.33 s on a formula simplification. DAG size of input: 681 DAG size of output: 673 [2021-05-04 02:08:23,121 INFO L628 ElimStorePlain]: treesize reduction 49, result has 98.7 percent of original size [2021-05-04 02:08:23,915 INFO L244 Elim1Store]: Index analysis took 741 ms [2021-05-04 02:08:25,443 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:08:25,445 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:08:25,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-04 02:08:25,542 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 02:08:25,783 INFO L244 Elim1Store]: Index analysis took 184 ms [2021-05-04 02:08:26,985 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:08:26,988 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:08:26,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-04 02:08:27,000 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:11,178 WARN L205 SmtUtils]: Spent 44.18 s on a formula simplification. DAG size of input: 670 DAG size of output: 667 [2021-05-04 02:09:11,183 INFO L628 ElimStorePlain]: treesize reduction 18, result has 99.5 percent of original size [2021-05-04 02:09:11,944 INFO L244 Elim1Store]: Index analysis took 710 ms [2021-05-04 02:09:12,883 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:09:12,886 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:09:12,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-04 02:09:12,897 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:13,118 INFO L244 Elim1Store]: Index analysis took 170 ms [2021-05-04 02:09:14,111 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:09:14,113 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:09:14,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:09:14,297 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:05,245 WARN L205 SmtUtils]: Spent 50.95 s on a formula simplification. DAG size of input: 667 DAG size of output: 661 [2021-05-04 02:10:05,250 INFO L628 ElimStorePlain]: treesize reduction 32, result has 99.1 percent of original size [2021-05-04 02:10:05,905 INFO L244 Elim1Store]: Index analysis took 600 ms [2021-05-04 02:10:07,782 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:10:07,786 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:10:07,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-04 02:10:08,036 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:08,277 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-05-04 02:10:09,188 WARN L205 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:10:09,190 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:10:09,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 97 [2021-05-04 02:10:09,710 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:11,279 WARN L205 SmtUtils]: Spent 1.03 m on a formula simplification. DAG size of input: 693 DAG size of output: 646 [2021-05-04 02:11:11,283 INFO L628 ElimStorePlain]: treesize reduction 338, result has 91.5 percent of original size [2021-05-04 02:11:11,901 INFO L244 Elim1Store]: Index analysis took 561 ms [2021-05-04 02:11:12,899 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:11:12,903 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:11:12,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 97 [2021-05-04 02:11:13,698 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:14,193 INFO L244 Elim1Store]: Index analysis took 386 ms [2021-05-04 02:11:15,843 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:11:15,849 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:11:15,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-04 02:11:16,203 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:22,519 WARN L205 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 659 DAG size of output: 631 [2021-05-04 02:12:22,538 INFO L628 ElimStorePlain]: treesize reduction 137, result has 96.3 percent of original size [2021-05-04 02:12:23,232 INFO L244 Elim1Store]: Index analysis took 630 ms [2021-05-04 02:12:24,404 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:12:24,409 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:12:24,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 65 [2021-05-04 02:12:24,433 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:24,756 INFO L244 Elim1Store]: Index analysis took 274 ms [2021-05-04 02:12:26,199 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:12:26,202 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:12:26,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-04 02:12:26,385 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:00,508 WARN L205 SmtUtils]: Spent 34.12 s on a formula simplification that was a NOOP. DAG size: 626 [2021-05-04 02:13:00,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:13:01,119 INFO L244 Elim1Store]: Index analysis took 536 ms [2021-05-04 02:13:01,900 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:13:01,905 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:13:01,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 31 treesize of output 91 [2021-05-04 02:13:02,339 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:02,687 INFO L244 Elim1Store]: Index analysis took 287 ms [2021-05-04 02:13:04,180 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:13:04,184 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:13:04,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 74 [2021-05-04 02:13:04,386 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:37,543 WARN L205 SmtUtils]: Spent 33.16 s on a formula simplification that was a NOOP. DAG size: 613 [2021-05-04 02:13:37,550 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:13:38,256 INFO L244 Elim1Store]: Index analysis took 640 ms [2021-05-04 02:13:40,328 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:13:40,332 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:13:40,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:13:40,508 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:40,919 INFO L244 Elim1Store]: Index analysis took 333 ms [2021-05-04 02:13:41,960 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:13:41,963 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:13:41,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-04 02:13:43,060 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 02:15:03,455 WARN L205 SmtUtils]: Spent 1.34 m on a formula simplification. DAG size of input: 649 DAG size of output: 598 [2021-05-04 02:15:03,466 INFO L628 ElimStorePlain]: treesize reduction 331, result has 91.2 percent of original size [2021-05-04 02:15:04,449 INFO L244 Elim1Store]: Index analysis took 909 ms [2021-05-04 02:15:06,645 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:15:06,651 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:15:06,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-04 02:15:06,676 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 02:15:07,238 INFO L244 Elim1Store]: Index analysis took 426 ms [2021-05-04 02:15:09,797 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:15:09,806 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:15:09,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-04 02:15:10,149 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-05-04 02:15:38,197 WARN L222 SmtUtils]: Removed 30 from assertion stack [2021-05-04 02:15:38,433 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable505 [2021-05-04 02:15:38,433 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-04 02:15:38,660 WARN L224 ceAbstractionStarter]: Timeout [2021-05-04 02:15:38,661 INFO L202 PluginConnector]: Adding new model max-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:15:38 BasicIcfg [2021-05-04 02:15:38,661 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-04 02:15:38,661 INFO L168 Benchmark]: Toolchain (without parser) took 849397.09 ms. Allocated memory was 360.7 MB in the beginning and 532.7 MB in the end (delta: 172.0 MB). Free memory was 340.4 MB in the beginning and 253.3 MB in the end (delta: 87.2 MB). Peak memory consumption was 325.7 MB. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 360.7 MB. Free memory was 341.6 MB in the beginning and 341.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.73 ms. Allocated memory is still 360.7 MB. Free memory was 340.3 MB in the beginning and 338.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 INFO L168 Benchmark]: Boogie Preprocessor took 19.88 ms. Allocated memory is still 360.7 MB. Free memory was 338.9 MB in the beginning and 337.9 MB in the end (delta: 952.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 INFO L168 Benchmark]: RCFGBuilder took 265.37 ms. Allocated memory is still 360.7 MB. Free memory was 337.9 MB in the beginning and 325.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 INFO L168 Benchmark]: TraceAbstraction took 849078.16 ms. Allocated memory was 360.7 MB in the beginning and 532.7 MB in the end (delta: 172.0 MB). Free memory was 324.7 MB in the beginning and 253.3 MB in the end (delta: 71.4 MB). Peak memory consumption was 308.9 MB. Max. memory is 16.0 GB. [2021-05-04 02:15:38,662 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 0.19 ms. Allocated memory is still 360.7 MB. Free memory was 341.6 MB in the beginning and 341.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.73 ms. Allocated memory is still 360.7 MB. Free memory was 340.3 MB in the beginning and 338.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.88 ms. Allocated memory is still 360.7 MB. Free memory was 338.9 MB in the beginning and 337.9 MB in the end (delta: 952.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 265.37 ms. Allocated memory is still 360.7 MB. Free memory was 337.9 MB in the beginning and 325.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 849078.16 ms. Allocated memory was 360.7 MB in the beginning and 532.7 MB in the end (delta: 172.0 MB). Free memory was 324.7 MB in the beginning and 253.3 MB in the end (delta: 71.4 MB). Peak memory consumption was 308.9 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: 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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 269, positive: 262, positive conditional: 0, positive unconditional: 262, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 269, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 161, Number of persistent set computation: 271, Number of trivial persistent sets: 263, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 269, positive: 262, positive conditional: 0, positive unconditional: 262, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 269, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 65). Cancelled while PartialOrderCegarLoop was analyzing trace of length 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while SimplifyDDAWithTimeout was simplifying term of DAG size 603 for 28016ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 848900.3ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.6ms, PartialOrderReductionTime: 27752.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 78, 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: 44.1ms SsaConstructionTime, 264.9ms SatisfiabilityAnalysisTime, 56908.8ms InterpolantComputationTime, 382 NumberOfCodeBlocks, 382 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 368 ConstructedInterpolants, 14 QuantifiedInterpolants, 13699 SizeOfPredicates, 24 NumberOfNonLiveVariables, 436 ConjunctsInSsa, 86 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 59/169 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