/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-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 03:35:15,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 03:35:15,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 03:35:15,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 03:35:15,598 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 03:35:15,640 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 03:35:15,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 03:35:15,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 03:35:15,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 03:35:15,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 03:35:15,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 03:35:15,641 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 03:35:15,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 03:35:15,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 03:35:15,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:35:15,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 03:35:15,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 03:35:15,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 03:35:15,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 03:35:15,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 03:35:15,644 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 03:35:15,644 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 03:35:15,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 03:35:15,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 03:35:15,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 03:35:15,944 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 03:35:15,947 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 03:35:15,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl [2021-03-13 03:35:15,948 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2021-03-13 03:35:15,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 03:35:16,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 03:35:16,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 03:35:16,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 03:35:16,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 03:35:16,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 03:35:16,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 03:35:16,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 03:35:16,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 03:35:16,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/1) ... [2021-03-13 03:35:16,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 03:35:16,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 03:35:16,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 03:35:16,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 03:35:16,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (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 [2021-03-13 03:35:16,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 03:35:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 03:35:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 03:35:16,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 03:35:16,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 03:35:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 03:35:16,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 03:35:16,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 03:35:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 03:35:16,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 03:35:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 03:35:16,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 03:35:16,139 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 03:35:16,300 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 03:35:16,300 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 03:35:16,302 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:35:16 BoogieIcfgContainer [2021-03-13 03:35:16,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 03:35:16,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 03:35:16,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 03:35:16,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 03:35:16,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:35:15" (1/2) ... [2021-03-13 03:35:16,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8f9600 and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 03:35:16, skipping insertion in model container [2021-03-13 03:35:16,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:35:16" (2/2) ... [2021-03-13 03:35:16,320 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2021-03-13 03:35:16,324 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 03:35:16,324 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 03:35:16,327 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 03:35:16,327 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 03:35:16,354 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 03:35:16,377 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 [2021-03-13 03:35:16,419 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 03:35:16,419 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 03:35:16,419 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 03:35:16,419 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 03:35:16,419 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 03:35:16,419 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 03:35:16,419 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 03:35:16,419 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 03:35:16,425 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 03:35:16,426 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 30 transitions, 84 flow [2021-03-13 03:35:16,427 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 30 transitions, 84 flow [2021-03-13 03:35:16,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 30 transitions, 84 flow [2021-03-13 03:35:16,445 INFO L129 PetriNetUnfolder]: 3/27 cut-off events. [2021-03-13 03:35:16,445 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 03:35:16,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 27 events. 3/27 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 30 event pairs, 0 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 19. Up to 2 conditions per place. [2021-03-13 03:35:16,448 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 03:35:16,716 INFO L131 LiptonReduction]: Checked pairs total: 144 [2021-03-13 03:35:16,716 INFO L133 LiptonReduction]: Total number of compositions: 13 [2021-03-13 03:35:16,800 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:16,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:16,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1908272813, now seen corresponding path program 1 times [2021-03-13 03:35:16,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:16,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65468525] [2021-03-13 03:35:16,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:16,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65468525] [2021-03-13 03:35:16,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:35:16,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 03:35:16,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928869506] [2021-03-13 03:35:16,937 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:35:16,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:16,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:35:16,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:35:16,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:16,956 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:16,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2021-03-13 03:35:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:16,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:16,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 03:35:16,975 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:16,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:16,976 INFO L82 PathProgramCache]: Analyzing trace with hash 829312493, now seen corresponding path program 1 times [2021-03-13 03:35:16,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:16,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567858313] [2021-03-13 03:35:16,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:35:17,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567858313] [2021-03-13 03:35:17,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:35:17,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-13 03:35:17,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365307152] [2021-03-13 03:35:17,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:35:17,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:17,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:35:17,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:35:17,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,044 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:17,044 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2021-03-13 03:35:17,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,064 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 03:35:17,064 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:17,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:17,067 INFO L82 PathProgramCache]: Analyzing trace with hash -868132460, now seen corresponding path program 1 times [2021-03-13 03:35:17,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:17,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452815068] [2021-03-13 03:35:17,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:35:17,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452815068] [2021-03-13 03:35:17,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:35:17,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-13 03:35:17,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358485076] [2021-03-13 03:35:17,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:35:17,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:17,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:35:17,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:35:17,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,102 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:17,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2021-03-13 03:35:17,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 03:35:17,120 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:17,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:17,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1200187479, now seen corresponding path program 1 times [2021-03-13 03:35:17,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:17,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458935729] [2021-03-13 03:35:17,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:17,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458935729] [2021-03-13 03:35:17,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745056731] [2021-03-13 03:35:17,256 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 [2021-03-13 03:35:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:17,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 03:35:17,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:17,593 INFO L446 ElimStorePlain]: Different costs {0=[v_C2_33], 1=[A, B]} [2021-03-13 03:35:17,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:17,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2021-03-13 03:35:17,610 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:17,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:17,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:17,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-03-13 03:35:17,628 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:17,639 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:17,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:17,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-03-13 03:35:17,646 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:17,651 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:17,659 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:17,660 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:36, output treesize:14 [2021-03-13 03:35:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:17,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:17,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-13 03:35:17,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478894036] [2021-03-13 03:35:17,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 03:35:17,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:17,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 03:35:17,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-13 03:35:17,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,717 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:17,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2021-03-13 03:35:17,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:18,052 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:18,053 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:18,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:18,053 INFO L82 PathProgramCache]: Analyzing trace with hash 2138792587, now seen corresponding path program 1 times [2021-03-13 03:35:18,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:18,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527491513] [2021-03-13 03:35:18,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:18,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527491513] [2021-03-13 03:35:18,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476543280] [2021-03-13 03:35:18,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:18,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-13 03:35:18,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:18,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:35:18,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:18,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-13 03:35:18,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742844686] [2021-03-13 03:35:18,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 03:35:18,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:18,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 03:35:18,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-13 03:35:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:18,186 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:18,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:18,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:18,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:18,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:18,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:18,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:18,552 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:18,552 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:18,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:18,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1923521272, now seen corresponding path program 2 times [2021-03-13 03:35:18,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:18,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384429412] [2021-03-13 03:35:18,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:18,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384429412] [2021-03-13 03:35:18,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678750853] [2021-03-13 03:35:18,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:18,759 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:35:18,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:18,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 03:35:18,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:18,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2021-03-13 03:35:18,821 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:18,829 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:18,835 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:18,835 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-13 03:35:18,897 INFO L446 ElimStorePlain]: Different costs {1=[v_C2_35], 2=[A, B]} [2021-03-13 03:35:18,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:18,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 42 [2021-03-13 03:35:18,902 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:18,911 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:18,919 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:18,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2021-03-13 03:35:18,921 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 03:35:18,928 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:18,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:18,933 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:18,941 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:18,945 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:18,946 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:42, output treesize:26 [2021-03-13 03:35:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:19,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:19,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-13 03:35:19,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241570105] [2021-03-13 03:35:19,027 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 03:35:19,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:19,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 03:35:19,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-03-13 03:35:19,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:19,028 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:19,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 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) [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:19,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:19,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:19,457 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:19,459 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:19,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:19,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1391677112, now seen corresponding path program 3 times [2021-03-13 03:35:19,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:19,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505901158] [2021-03-13 03:35:19,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:35:19,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505901158] [2021-03-13 03:35:19,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151585807] [2021-03-13 03:35:19,498 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:19,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 03:35:19,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:19,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-13 03:35:19,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:19,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:35:19,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:19,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-13 03:35:19,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570569472] [2021-03-13 03:35:19,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 03:35:19,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:19,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 03:35:19,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-13 03:35:19,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:19,590 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:19,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 10 states have internal predecessors, (26), 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) [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:19,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:19,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:19,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:19,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:19,948 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:19,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:19,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1236551080, now seen corresponding path program 4 times [2021-03-13 03:35:19,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:19,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396429806] [2021-03-13 03:35:19,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:20,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396429806] [2021-03-13 03:35:20,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102069612] [2021-03-13 03:35:20,329 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:20,375 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:35:20,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:20,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 03:35:20,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:20,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 45 [2021-03-13 03:35:20,489 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,501 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,502 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:54 [2021-03-13 03:35:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-03-13 03:35:20,546 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,564 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,564 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:71 [2021-03-13 03:35:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-03-13 03:35:20,652 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,673 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,676 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-03-13 03:35:20,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:20,730 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,750 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,751 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,752 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:87 [2021-03-13 03:35:20,877 INFO L446 ElimStorePlain]: Different costs {3=[v_C2_39], 4=[A, B]} [2021-03-13 03:35:20,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:20,889 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,911 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:20,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:20,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 73 [2021-03-13 03:35:20,919 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:20,928 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:20,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:20,934 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:20,942 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:20,945 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:20,946 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:96, output treesize:35 [2021-03-13 03:35:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:21,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:21,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2021-03-13 03:35:21,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744187873] [2021-03-13 03:35:21,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-13 03:35:21,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:21,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-13 03:35:21,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2021-03-13 03:35:21,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:21,012 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:21,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 21 states have internal predecessors, (38), 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) [2021-03-13 03:35:21,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:21,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:21,905 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:21,906 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:21,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:21,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1477361907, now seen corresponding path program 5 times [2021-03-13 03:35:21,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:21,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709007051] [2021-03-13 03:35:21,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:21,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709007051] [2021-03-13 03:35:21,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228022361] [2021-03-13 03:35:21,978 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:22,008 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-13 03:35:22,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:22,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-13 03:35:22,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:22,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:22,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 17 [2021-03-13 03:35:22,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229210260] [2021-03-13 03:35:22,136 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 03:35:22,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:22,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 03:35:22,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-03-13 03:35:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:22,137 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:22,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 17 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:22,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:22,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:22,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:22,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:22,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:22,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:22,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:22,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:35:22,745 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-13 03:35:22,745 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:22,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:22,746 INFO L82 PathProgramCache]: Analyzing trace with hash 2028632169, now seen corresponding path program 6 times [2021-03-13 03:35:22,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:22,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466578313] [2021-03-13 03:35:22,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:23,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466578313] [2021-03-13 03:35:23,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757329321] [2021-03-13 03:35:23,099 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:23,124 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-13 03:35:23,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:23,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 35 conjunts are in the unsatisfiable core [2021-03-13 03:35:23,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2021-03-13 03:35:23,265 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,284 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,284 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:92, output treesize:96 [2021-03-13 03:35:23,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:35:23,336 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,352 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,353 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,353 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:80, output treesize:79 [2021-03-13 03:35:23,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-03-13 03:35:23,431 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,453 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,453 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:97, output treesize:96 [2021-03-13 03:35:23,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:23,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,543 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,544 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,545 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-03-13 03:35:23,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:35:23,616 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,640 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,641 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,641 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:110, output treesize:109 [2021-03-13 03:35:23,733 INFO L446 ElimStorePlain]: Different costs {4=[v_C2_44], 5=[A, B]} [2021-03-13 03:35:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:35:23,746 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:23,784 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 99 [2021-03-13 03:35:23,788 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:23,803 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:23,814 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:23,815 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:23,815 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:118, output treesize:47 [2021-03-13 03:35:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:23,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:23,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 24 [2021-03-13 03:35:23,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181763761] [2021-03-13 03:35:23,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-03-13 03:35:23,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:23,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-03-13 03:35:23,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2021-03-13 03:35:23,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:23,920 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:23,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 25 states have (on average 1.68) internal successors, (42), 25 states have internal predecessors, (42), 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) [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:35:23,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:25,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-13 03:35:25,340 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:25,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:25,341 INFO L82 PathProgramCache]: Analyzing trace with hash 996236872, now seen corresponding path program 7 times [2021-03-13 03:35:25,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:25,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932786660] [2021-03-13 03:35:25,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:25,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932786660] [2021-03-13 03:35:25,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484891963] [2021-03-13 03:35:25,839 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:25,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 42 conjunts are in the unsatisfiable core [2021-03-13 03:35:25,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:26,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 67 [2021-03-13 03:35:26,034 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,051 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,072 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,073 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:76 [2021-03-13 03:35:26,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:35:26,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,141 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,142 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,142 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:88, output treesize:87 [2021-03-13 03:35:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-03-13 03:35:26,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,222 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,223 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,223 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:104 [2021-03-13 03:35:26,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 66 [2021-03-13 03:35:26,294 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,320 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,320 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:122, output treesize:121 [2021-03-13 03:35:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 86 [2021-03-13 03:35:26,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,428 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:139, output treesize:138 [2021-03-13 03:35:26,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:35:26,506 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,539 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,540 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,540 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:132, output treesize:131 [2021-03-13 03:35:26,729 INFO L446 ElimStorePlain]: Different costs {5=[v_C2_50], 6=[A, B]} [2021-03-13 03:35:26,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:26,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:35:26,748 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:26,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 109 [2021-03-13 03:35:26,785 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:26,796 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:26,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:26,801 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:26,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:26,812 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:26,812 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:140, output treesize:49 [2021-03-13 03:35:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:26,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:26,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 28 [2021-03-13 03:35:26,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276056435] [2021-03-13 03:35:26,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-03-13 03:35:26,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:26,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-03-13 03:35:26,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2021-03-13 03:35:26,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:26,896 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:26,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 29 states have (on average 1.5862068965517242) internal successors, (46), 29 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:26,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:27,833 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-03-13 03:35:28,331 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2021-03-13 03:35:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:28,986 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:28,986 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:28,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:28,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1826349741, now seen corresponding path program 8 times [2021-03-13 03:35:28,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:28,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370159023] [2021-03-13 03:35:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:29,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370159023] [2021-03-13 03:35:29,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446398121] [2021-03-13 03:35:29,142 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:29,170 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:35:29,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:29,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 03:35:29,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:35:29,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:29,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14] total 29 [2021-03-13 03:35:29,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247158135] [2021-03-13 03:35:29,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-03-13 03:35:29,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:29,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-03-13 03:35:29,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=745, Unknown=0, NotChecked=0, Total=870 [2021-03-13 03:35:29,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:29,412 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:29,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 29 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:29,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:29,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:29,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:29,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:29,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:29,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:30,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:30,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:30,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:30,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:30,542 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:30,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:30,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1275079479, now seen corresponding path program 9 times [2021-03-13 03:35:30,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:30,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573822048] [2021-03-13 03:35:30,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:31,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573822048] [2021-03-13 03:35:31,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996909372] [2021-03-13 03:35:31,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:31,128 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-13 03:35:31,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:31,129 WARN L261 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 51 conjunts are in the unsatisfiable core [2021-03-13 03:35:31,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:31,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:31,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 114 [2021-03-13 03:35:31,452 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,479 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:31,480 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,481 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:125, output treesize:133 [2021-03-13 03:35:31,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:35:31,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,582 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:31,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,583 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:104 [2021-03-13 03:35:31,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-03-13 03:35:31,658 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,709 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:31,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,712 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:115 [2021-03-13 03:35:31,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:31,821 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:31,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:31,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:123 [2021-03-13 03:35:31,980 INFO L354 Elim1Store]: treesize reduction 112, result has 15.8 percent of original size [2021-03-13 03:35:31,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 74 [2021-03-13 03:35:31,982 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,020 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,020 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-03-13 03:35:32,167 INFO L354 Elim1Store]: treesize reduction 186, result has 13.1 percent of original size [2021-03-13 03:35:32,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 80 treesize of output 94 [2021-03-13 03:35:32,169 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,213 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:158, output treesize:157 [2021-03-13 03:35:32,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,388 INFO L354 Elim1Store]: treesize reduction 160, result has 11.6 percent of original size [2021-03-13 03:35:32,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 91 treesize of output 108 [2021-03-13 03:35:32,390 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,445 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:32,445 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:177, output treesize:176 [2021-03-13 03:35:32,742 INFO L446 ElimStorePlain]: Different costs {6=[v_C2_57], 30=[A, B]} [2021-03-13 03:35:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:35:32,756 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,814 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,874 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 39 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 6 case distinctions, treesize of input 167 treesize of output 193 [2021-03-13 03:35:32,878 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:32,945 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:32,985 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:32,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 169 [2021-03-13 03:35:33,031 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:33,198 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2021-03-13 03:35:33,199 INFO L628 ElimStorePlain]: treesize reduction 213, result has 46.2 percent of original size [2021-03-13 03:35:33,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:33,406 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:190, output treesize:183 [2021-03-13 03:35:34,277 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 59 [2021-03-13 03:35:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:34,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:34,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 34 [2021-03-13 03:35:34,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209681873] [2021-03-13 03:35:34,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-03-13 03:35:34,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:34,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-03-13 03:35:34,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1115, Unknown=0, NotChecked=0, Total=1260 [2021-03-13 03:35:34,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:34,537 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:34,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 35 states have internal predecessors, (50), 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) [2021-03-13 03:35:34,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:34,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:34,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:35,766 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 51 [2021-03-13 03:35:36,004 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-03-13 03:35:36,388 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-03-13 03:35:36,811 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-03-13 03:35:37,547 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 93 [2021-03-13 03:35:38,245 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:38,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:38,965 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-13 03:35:38,966 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:38,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:38,966 INFO L82 PathProgramCache]: Analyzing trace with hash -286853262, now seen corresponding path program 10 times [2021-03-13 03:35:38,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:38,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471943601] [2021-03-13 03:35:38,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 25 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:39,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471943601] [2021-03-13 03:35:39,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193388509] [2021-03-13 03:35:39,133 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:39,156 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:35:39,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:39,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-13 03:35:39,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:35:39,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:39,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 33 [2021-03-13 03:35:39,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648930349] [2021-03-13 03:35:39,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-03-13 03:35:39,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:39,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-03-13 03:35:39,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=964, Unknown=0, NotChecked=0, Total=1122 [2021-03-13 03:35:39,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:39,480 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:39,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.411764705882353) internal successors, (48), 33 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) [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:39,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:40,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:40,856 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:40,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:40,857 INFO L82 PathProgramCache]: Analyzing trace with hash 264417000, now seen corresponding path program 11 times [2021-03-13 03:35:40,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:40,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377027842] [2021-03-13 03:35:40,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 4 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:41,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377027842] [2021-03-13 03:35:41,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721728995] [2021-03-13 03:35:41,686 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:41,738 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-13 03:35:41,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:41,740 WARN L261 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 52 conjunts are in the unsatisfiable core [2021-03-13 03:35:41,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:42,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 131 [2021-03-13 03:35:42,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,222 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,223 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,223 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:134 [2021-03-13 03:35:42,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2021-03-13 03:35:42,315 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,343 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,343 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:151 [2021-03-13 03:35:42,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-03-13 03:35:42,431 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,459 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,459 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-03-13 03:35:42,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:42,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,599 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,599 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:126, output treesize:125 [2021-03-13 03:35:42,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:35:42,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,747 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,747 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:137, output treesize:136 [2021-03-13 03:35:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:42,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 88 [2021-03-13 03:35:42,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:42,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:42,913 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-03-13 03:35:43,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:35:43,027 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:43,067 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:43,068 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:43,068 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:156, output treesize:155 [2021-03-13 03:35:43,307 INFO L354 Elim1Store]: treesize reduction 140, result has 20.5 percent of original size [2021-03-13 03:35:43,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 110 [2021-03-13 03:35:43,310 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:43,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:43,366 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:43,366 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:175, output treesize:174 [2021-03-13 03:35:43,714 INFO L446 ElimStorePlain]: Different costs {7=[v_C2_65], 15=[A, B]} [2021-03-13 03:35:43,815 INFO L354 Elim1Store]: treesize reduction 140, result has 20.5 percent of original size [2021-03-13 03:35:43,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 110 [2021-03-13 03:35:43,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:43,886 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:43,923 INFO L354 Elim1Store]: treesize reduction 113, result has 6.6 percent of original size [2021-03-13 03:35:43,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 177 treesize of output 153 [2021-03-13 03:35:43,930 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:43,954 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:43,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:43,959 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:43,987 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:44,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:44,002 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:194, output treesize:78 [2021-03-13 03:35:44,248 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:44,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:44,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 37 [2021-03-13 03:35:44,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449823472] [2021-03-13 03:35:44,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-03-13 03:35:44,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:44,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-03-13 03:35:44,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1354, Unknown=0, NotChecked=0, Total=1482 [2021-03-13 03:35:44,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:44,250 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:44,250 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 38 states have internal predecessors, (54), 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) [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:44,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:44,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:46,146 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 61 [2021-03-13 03:35:47,175 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 67 [2021-03-13 03:35:47,704 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 107 [2021-03-13 03:35:48,409 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2021-03-13 03:35:49,278 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:35:50,075 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable143 [2021-03-13 03:35:50,075 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:50,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:50,075 INFO L82 PathProgramCache]: Analyzing trace with hash -244072013, now seen corresponding path program 12 times [2021-03-13 03:35:50,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:50,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708021551] [2021-03-13 03:35:50,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 32 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:50,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708021551] [2021-03-13 03:35:50,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1509681364] [2021-03-13 03:35:50,377 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:50,433 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-13 03:35:50,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:35:50,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 03:35:50,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:50,881 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:35:50,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:50,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 37 [2021-03-13 03:35:50,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249636297] [2021-03-13 03:35:50,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-03-13 03:35:50,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:50,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-03-13 03:35:50,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=1211, Unknown=0, NotChecked=0, Total=1406 [2021-03-13 03:35:50,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:50,883 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:50,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.368421052631579) internal successors, (52), 37 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:50,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:50,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:50,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:50,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:35:50,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:35:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:35:52,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:52,679 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:35:52,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:35:52,680 INFO L82 PathProgramCache]: Analyzing trace with hash 307198249, now seen corresponding path program 13 times [2021-03-13 03:35:52,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:35:52,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584972506] [2021-03-13 03:35:52,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:35:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:53,657 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 6 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:53,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584972506] [2021-03-13 03:35:53,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140895622] [2021-03-13 03:35:53,657 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:35:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:35:53,687 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 60 conjunts are in the unsatisfiable core [2021-03-13 03:35:53,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:35:54,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 100 [2021-03-13 03:35:54,278 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:54,310 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,310 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:97, output treesize:109 [2021-03-13 03:35:54,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:35:54,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:54,450 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,450 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:120 [2021-03-13 03:35:54,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:54,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:54,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-03-13 03:35:54,584 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,633 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:54,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,634 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:137 [2021-03-13 03:35:54,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:35:54,745 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:54,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,795 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:143, output treesize:142 [2021-03-13 03:35:54,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:35:54,909 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,959 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:54,960 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:54,960 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-03-13 03:35:55,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:35:55,087 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:55,153 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,154 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:165, output treesize:164 [2021-03-13 03:35:55,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:35:55,292 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,353 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:55,355 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,355 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:176, output treesize:175 [2021-03-13 03:35:55,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:55,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 116 [2021-03-13 03:35:55,512 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,590 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:55,591 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,592 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-03-13 03:35:55,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 124 [2021-03-13 03:35:55,749 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,825 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:55,826 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:35:55,827 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:198, output treesize:197 [2021-03-13 03:35:56,176 INFO L446 ElimStorePlain]: Different costs {8=[v_C2_74], 9=[A, B]} [2021-03-13 03:35:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 124 [2021-03-13 03:35:56,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:56,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:56,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:56,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:35:56,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 163 [2021-03-13 03:35:56,280 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:35:56,301 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:56,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:35:56,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:35:56,307 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:56,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:35:56,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:35:56,326 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:206, output treesize:70 [2021-03-13 03:35:56,427 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:56,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:56,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 40 [2021-03-13 03:35:56,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823087446] [2021-03-13 03:35:56,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-03-13 03:35:56,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:56,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-03-13 03:35:56,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=1516, Unknown=0, NotChecked=0, Total=1722 [2021-03-13 03:35:56,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:56,429 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:56,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 41 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:35:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:59,537 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 113 [2021-03-13 03:36:00,134 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 114 [2021-03-13 03:36:00,610 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:01,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:01,803 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:01,803 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:36:01,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:36:01,803 INFO L82 PathProgramCache]: Analyzing trace with hash 2061402130, now seen corresponding path program 14 times [2021-03-13 03:36:01,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:36:01,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595637357] [2021-03-13 03:36:01,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:36:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:36:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 40 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:02,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595637357] [2021-03-13 03:36:02,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595393237] [2021-03-13 03:36:02,055 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:02,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:36:02,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:36:02,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-13 03:36:02,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:36:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:36:02,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:36:02,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 20] total 41 [2021-03-13 03:36:02,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010321709] [2021-03-13 03:36:02,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-03-13 03:36:02,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:36:02,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-03-13 03:36:02,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=236, Invalid=1486, Unknown=0, NotChecked=0, Total=1722 [2021-03-13 03:36:02,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:02,571 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:36:02,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 41 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:36:02,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:02,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:02,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:02,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:02,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:04,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:04,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:04,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:04,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:04,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:04,795 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:04,795 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:36:04,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:36:04,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1682294904, now seen corresponding path program 15 times [2021-03-13 03:36:04,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:36:04,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203639435] [2021-03-13 03:36:04,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:36:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:36:05,460 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-03-13 03:36:05,662 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-03-13 03:36:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 15 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:06,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203639435] [2021-03-13 03:36:06,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464915525] [2021-03-13 03:36:06,533 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:06,583 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-13 03:36:06,583 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:36:06,585 WARN L261 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 69 conjunts are in the unsatisfiable core [2021-03-13 03:36:06,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:36:07,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-03-13 03:36:07,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,498 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:07,499 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,499 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:112, output treesize:126 [2021-03-13 03:36:07,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:36:07,620 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:07,679 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,679 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:138, output treesize:137 [2021-03-13 03:36:07,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:07,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:07,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-03-13 03:36:07,827 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:07,894 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:07,894 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:155, output treesize:154 [2021-03-13 03:36:08,135 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-13 03:36:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 66 [2021-03-13 03:36:08,170 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,274 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 03:36:08,274 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:08,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,277 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:172, output treesize:171 [2021-03-13 03:36:08,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:08,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 86 [2021-03-13 03:36:08,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,587 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:08,589 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,589 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:189, output treesize:188 [2021-03-13 03:36:08,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:36:08,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,868 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:08,874 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:08,874 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:179, output treesize:178 [2021-03-13 03:36:09,221 INFO L354 Elim1Store]: treesize reduction 168, result has 15.6 percent of original size [2021-03-13 03:36:09,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 85 treesize of output 102 [2021-03-13 03:36:09,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:09,302 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:09,304 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:09,304 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:196, output treesize:195 [2021-03-13 03:36:09,600 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 32 [2021-03-13 03:36:09,600 INFO L354 Elim1Store]: treesize reduction 262, result has 12.7 percent of original size [2021-03-13 03:36:09,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 102 treesize of output 122 [2021-03-13 03:36:09,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:09,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:09,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:09,694 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:213, output treesize:212 [2021-03-13 03:36:10,038 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 37 [2021-03-13 03:36:10,039 INFO L354 Elim1Store]: treesize reduction 368, result has 10.9 percent of original size [2021-03-13 03:36:10,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 119 treesize of output 142 [2021-03-13 03:36:10,041 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:10,135 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:10,136 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:10,137 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:230, output treesize:229 [2021-03-13 03:36:10,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:10,574 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26 [2021-03-13 03:36:10,575 INFO L354 Elim1Store]: treesize reduction 300, result has 9.4 percent of original size [2021-03-13 03:36:10,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 130 treesize of output 156 [2021-03-13 03:36:10,578 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:10,693 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-13 03:36:10,694 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:10,696 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:36:10,697 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:249, output treesize:248 [2021-03-13 03:36:11,285 INFO L446 ElimStorePlain]: Different costs {9=[v_C2_84], 55=[A, B]} [2021-03-13 03:36:11,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 138 [2021-03-13 03:36:11,314 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:11,503 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-13 03:36:11,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:11,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,680 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 03:36:11,680 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:11,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 81 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 10 case distinctions, treesize of input 239 treesize of output 291 [2021-03-13 03:36:11,687 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:11,800 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-13 03:36:11,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:11,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:11,909 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:11,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 243 treesize of output 283 [2021-03-13 03:36:12,161 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-03-13 03:36:12,942 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 105 [2021-03-13 03:36:12,943 INFO L628 ElimStorePlain]: treesize reduction 3351, result has 6.5 percent of original size [2021-03-13 03:36:13,757 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:36:13,757 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:262, output treesize:232 [2021-03-13 03:36:15,987 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 81 [2021-03-13 03:36:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 7 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:16,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:36:16,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24] total 46 [2021-03-13 03:36:16,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89511818] [2021-03-13 03:36:16,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-03-13 03:36:16,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:36:16,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-03-13 03:36:16,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=2004, Unknown=0, NotChecked=0, Total=2256 [2021-03-13 03:36:16,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:16,514 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:36:16,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 47 states have internal predecessors, (62), 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) [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:16,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:16,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:19,251 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2021-03-13 03:36:20,316 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2021-03-13 03:36:21,248 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 63 [2021-03-13 03:36:21,833 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:36:22,275 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 69 [2021-03-13 03:36:22,842 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:36:23,666 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 124 [2021-03-13 03:36:24,710 WARN L205 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 03:36:28,002 WARN L205 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 134 DAG size of output: 128 [2021-03-13 03:36:28,945 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 122 [2021-03-13 03:36:30,972 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-03-13 03:36:32,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:32,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:36:32,399 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-03-13 03:36:32,399 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:36:32,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:36:32,400 INFO L82 PathProgramCache]: Analyzing trace with hash 983281171, now seen corresponding path program 16 times [2021-03-13 03:36:32,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:36:32,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678224126] [2021-03-13 03:36:32,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:36:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:36:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:32,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678224126] [2021-03-13 03:36:32,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116471314] [2021-03-13 03:36:32,775 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:32,808 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:36:32,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:36:32,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-13 03:36:32,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:36:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 55 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:36:33,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:36:33,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 45 [2021-03-13 03:36:33,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107171034] [2021-03-13 03:36:33,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-03-13 03:36:33,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:36:33,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-03-13 03:36:33,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=1789, Unknown=0, NotChecked=0, Total=2070 [2021-03-13 03:36:33,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:33,684 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:36:33,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 45 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:36:33,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:36,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:36:36,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:36:37,163 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable603 [2021-03-13 03:36:37,164 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:36:37,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:36:37,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1534551433, now seen corresponding path program 17 times [2021-03-13 03:36:37,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:36:37,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672749145] [2021-03-13 03:36:37,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:36:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:36:37,956 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-03-13 03:36:38,203 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-03-13 03:36:38,700 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-03-13 03:36:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 28 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:39,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672749145] [2021-03-13 03:36:39,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786416211] [2021-03-13 03:36:39,479 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:36:39,520 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-03-13 03:36:39,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:36:39,522 WARN L261 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 70 conjunts are in the unsatisfiable core [2021-03-13 03:36:39,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:36:41,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 45 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 122 [2021-03-13 03:36:41,472 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:41,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:41,546 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:41,547 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:109, output treesize:125 [2021-03-13 03:36:41,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:41,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-03-13 03:36:41,726 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:41,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:41,790 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:41,790 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:143, output treesize:142 [2021-03-13 03:36:41,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:41,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:41,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:41,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-03-13 03:36:41,987 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:42,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,061 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:160, output treesize:159 [2021-03-13 03:36:42,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:36:42,327 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:42,412 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,412 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:159, output treesize:158 [2021-03-13 03:36:42,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:42,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:42,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-03-13 03:36:42,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,737 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:42,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:42,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:176, output treesize:175 [2021-03-13 03:36:42,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:36:42,985 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:43,082 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,082 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:181, output treesize:180 [2021-03-13 03:36:43,343 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-13 03:36:43,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:36:43,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,488 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:36:43,489 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:43,491 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,491 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:192, output treesize:191 [2021-03-13 03:36:43,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:36:43,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 116 [2021-03-13 03:36:43,805 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,913 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 03:36:43,913 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:43,915 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:43,915 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:209, output treesize:208 [2021-03-13 03:36:44,218 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 03:36:44,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 124 [2021-03-13 03:36:44,253 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:44,387 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:36:44,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:44,390 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:44,391 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:214, output treesize:213 [2021-03-13 03:36:44,750 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:36:44,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 138 [2021-03-13 03:36:44,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:44,904 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:36:44,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:44,906 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:36:44,907 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:221 [2021-03-13 03:36:45,301 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:36:45,879 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 42 [2021-03-13 03:36:45,881 INFO L354 Elim1Store]: treesize reduction 200, result has 20.3 percent of original size [2021-03-13 03:36:45,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 152 [2021-03-13 03:36:45,889 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:46,141 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:36:46,142 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:46,151 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:36:46,152 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:241, output treesize:240 [2021-03-13 03:36:46,765 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 03:36:47,272 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 03:36:47,372 INFO L446 ElimStorePlain]: Different costs {10=[v_C2_95], 21=[A, B]} [2021-03-13 03:36:47,765 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 42 [2021-03-13 03:36:47,766 INFO L354 Elim1Store]: treesize reduction 200, result has 20.3 percent of original size [2021-03-13 03:36:47,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 152 [2021-03-13 03:36:47,772 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:47,973 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-13 03:36:47,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:48,105 INFO L354 Elim1Store]: treesize reduction 161, result has 4.7 percent of original size [2021-03-13 03:36:48,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 243 treesize of output 207 [2021-03-13 03:36:48,109 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:36:48,183 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:48,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:36:48,193 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:36:48,265 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:36:48,296 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-13 03:36:48,296 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:260, output treesize:99 [2021-03-13 03:36:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:36:48,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:36:48,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25] total 49 [2021-03-13 03:36:48,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787018663] [2021-03-13 03:36:48,937 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-03-13 03:36:48,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:36:48,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-03-13 03:36:48,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=2344, Unknown=0, NotChecked=0, Total=2550 [2021-03-13 03:36:48,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:48,937 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:36:48,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 50 states have (on average 1.32) internal successors, (66), 50 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:36:48,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:36:50,565 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 42 [2021-03-13 03:36:52,397 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 48 [2021-03-13 03:36:53,727 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2021-03-13 03:36:56,697 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2021-03-13 03:36:57,897 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 03:37:00,456 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 66 [2021-03-13 03:37:01,548 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 03:37:03,616 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 141 DAG size of output: 72 [2021-03-13 03:37:05,170 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 03:37:07,282 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 162 DAG size of output: 78 [2021-03-13 03:37:09,041 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-13 03:37:11,064 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 178 DAG size of output: 84 [2021-03-13 03:37:12,997 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 108 [2021-03-13 03:37:24,681 WARN L205 SmtUtils]: Spent 6.69 s on a formula simplification. DAG size of input: 188 DAG size of output: 141 [2021-03-13 03:37:27,089 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 119 [2021-03-13 03:37:31,306 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 135 [2021-03-13 03:37:33,443 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-03-13 03:37:37,249 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 126 [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:37:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:37:43,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:37:43,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:37:43,619 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable604,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:37:43,619 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:37:43,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:37:43,619 INFO L82 PathProgramCache]: Analyzing trace with hash -624017230, now seen corresponding path program 18 times [2021-03-13 03:37:43,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:37:43,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116372123] [2021-03-13 03:37:43,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:37:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:37:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 59 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:37:44,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116372123] [2021-03-13 03:37:44,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136484507] [2021-03-13 03:37:44,528 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:37:44,570 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-13 03:37:44,571 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:37:44,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 03:37:44,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:37:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 69 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:37:45,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:37:45,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 37 [2021-03-13 03:37:45,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207825256] [2021-03-13 03:37:45,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-03-13 03:37:45,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:37:45,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-03-13 03:37:45,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1110, Unknown=0, NotChecked=0, Total=1406 [2021-03-13 03:37:45,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:37:45,973 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:37:45,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 37 states have internal predecessors, (50), 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) [2021-03-13 03:37:45,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:45,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:45,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:45,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:37:45,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:37:45,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:37:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:37:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:37:50,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-03-13 03:37:50,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable613 [2021-03-13 03:37:50,861 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:37:50,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:37:50,861 INFO L82 PathProgramCache]: Analyzing trace with hash -72746968, now seen corresponding path program 19 times [2021-03-13 03:37:50,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:37:50,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113372978] [2021-03-13 03:37:50,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:37:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:37:51,500 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-03-13 03:37:51,705 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-03-13 03:37:52,310 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-03-13 03:37:53,046 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-03-13 03:37:53,211 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-03-13 03:37:53,378 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2021-03-13 03:37:53,583 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-03-13 03:37:54,440 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-03-13 03:37:55,059 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2021-03-13 03:37:56,125 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-03-13 03:37:56,808 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 16 [2021-03-13 03:37:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 12 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:37:57,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113372978] [2021-03-13 03:37:57,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144627902] [2021-03-13 03:37:57,092 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:37:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:37:57,130 WARN L261 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 77 conjunts are in the unsatisfiable core [2021-03-13 03:37:57,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:38:01,999 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-03-13 03:38:02,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:02,400 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-03-13 03:38:02,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 55 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 199 [2021-03-13 03:38:02,406 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:02,528 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 03:38:02,529 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:02,534 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:02,534 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:192, output treesize:210 [2021-03-13 03:38:02,802 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 03:38:02,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-03-13 03:38:02,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:02,965 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-13 03:38:02,966 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:02,969 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:02,969 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-03-13 03:38:03,235 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-13 03:38:03,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-03-13 03:38:03,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:03,400 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:38:03,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:03,404 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:03,404 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:165, output treesize:164 [2021-03-13 03:38:03,681 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:38:03,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-03-13 03:38:03,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:03,877 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 03:38:03,878 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:03,881 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:03,882 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:176, output treesize:175 [2021-03-13 03:38:04,213 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 03:38:04,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:38:04,248 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:04,410 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 03:38:04,411 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:04,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:04,415 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:187, output treesize:186 [2021-03-13 03:38:04,742 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 03:38:04,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-03-13 03:38:04,776 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:04,946 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 03:38:04,948 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:04,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:04,951 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:198, output treesize:197 [2021-03-13 03:38:05,318 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 03:38:05,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:38:05,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:05,553 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 03:38:05,554 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:05,557 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:05,557 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:209, output treesize:208 [2021-03-13 03:38:05,924 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 03:38:05,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 110 [2021-03-13 03:38:05,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:06,153 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 03:38:06,154 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:06,157 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:06,157 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:220, output treesize:219 [2021-03-13 03:38:06,558 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 03:38:06,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:06,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 130 [2021-03-13 03:38:06,631 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:06,882 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 03:38:06,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:06,892 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:06,892 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:237, output treesize:236 [2021-03-13 03:38:07,333 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 03:38:07,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 138 [2021-03-13 03:38:07,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:07,595 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:38:07,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:07,600 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:07,600 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:242, output treesize:241 [2021-03-13 03:38:08,062 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:38:08,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 152 [2021-03-13 03:38:08,101 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:08,339 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-13 03:38:08,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:08,344 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 03:38:08,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:252 [2021-03-13 03:38:08,894 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-13 03:38:09,538 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2021-03-13 03:38:09,540 INFO L354 Elim1Store]: treesize reduction 220, result has 20.3 percent of original size [2021-03-13 03:38:09,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 134 treesize of output 166 [2021-03-13 03:38:09,547 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:09,821 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-13 03:38:09,822 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:09,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:38:09,829 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:269, output treesize:268 [2021-03-13 03:38:10,470 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-13 03:38:11,107 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 03:38:11,217 INFO L446 ElimStorePlain]: Different costs {11=[v_C2_107], 23=[A, B]} [2021-03-13 03:38:11,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 166 [2021-03-13 03:38:11,294 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:11,580 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-13 03:38:11,581 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:11,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:38:11,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:38:11,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 265 treesize of output 217 [2021-03-13 03:38:11,636 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:38:11,747 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 03:38:11,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:11,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:38:11,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 03:38:11,767 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:38:11,872 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 03:38:11,874 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:38:11,891 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-13 03:38:11,892 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:277, output treesize:96 [2021-03-13 03:38:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:38:12,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:38:12,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 52 [2021-03-13 03:38:12,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109444629] [2021-03-13 03:38:12,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-03-13 03:38:12,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:38:12,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-03-13 03:38:12,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=2535, Unknown=0, NotChecked=0, Total=2862 [2021-03-13 03:38:12,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:38:12,525 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:38:12,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-03-13 03:38:12,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:38:12,812 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 21 [2021-03-13 03:38:14,608 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2021-03-13 03:38:16,133 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2021-03-13 03:38:17,486 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2021-03-13 03:38:20,165 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2021-03-13 03:38:22,885 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 45 [2021-03-13 03:38:26,921 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2021-03-13 03:38:31,236 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2021-03-13 03:38:33,241 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 03:38:35,148 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 63 [2021-03-13 03:38:37,978 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:38:39,418 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 69 [2021-03-13 03:38:43,453 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 110 DAG size of output: 100 [2021-03-13 03:38:45,044 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2021-03-13 03:38:50,895 WARN L205 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-03-13 03:38:56,771 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 139 DAG size of output: 81 [2021-03-13 03:39:02,216 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2021-03-13 03:39:05,639 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 171 DAG size of output: 151 [2021-03-13 03:39:12,554 WARN L205 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 144 DAG size of output: 132 [2021-03-13 03:39:28,456 WARN L205 SmtUtils]: Spent 13.37 s on a formula simplification. DAG size of input: 171 DAG size of output: 151 [2021-03-13 03:39:32,485 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 148 [2021-03-13 03:39:43,061 WARN L205 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2021-03-13 03:39:47,209 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2021-03-13 03:39:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:39:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-03-13 03:39:49,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 03:39:49,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable614,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:39:49,728 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:39:49,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:39:49,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1095114125, now seen corresponding path program 20 times [2021-03-13 03:39:49,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:39:49,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212233665] [2021-03-13 03:39:49,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:39:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:39:51,056 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 70 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:39:51,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212233665] [2021-03-13 03:39:51,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595845465] [2021-03-13 03:39:51,056 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:39:51,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:39:51,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:39:51,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 03:39:51,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:39:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 78 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 03:39:54,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:39:54,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 53 [2021-03-13 03:39:54,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35224783] [2021-03-13 03:39:54,565 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-03-13 03:39:54,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:39:54,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-03-13 03:39:54,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=383, Invalid=2479, Unknown=0, NotChecked=0, Total=2862 [2021-03-13 03:39:54,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:39:54,566 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:39:54,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.2592592592592593) internal successors, (68), 53 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:39:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:39:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 03:39:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:40:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-03-13 03:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 03:40:06,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-03-13 03:40:06,470 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable615,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:40:06,470 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:40:06,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:40:06,470 INFO L82 PathProgramCache]: Analyzing trace with hash -543843863, now seen corresponding path program 21 times [2021-03-13 03:40:06,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:40:06,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880044851] [2021-03-13 03:40:06,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:40:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:40:06,762 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2021-03-13 03:40:06,987 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-03-13 03:40:07,170 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2021-03-13 03:40:07,379 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2021-03-13 03:40:07,594 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-03-13 03:40:07,825 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-03-13 03:40:08,171 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-03-13 03:40:08,509 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-03-13 03:40:08,755 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-03-13 03:40:09,021 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-03-13 03:40:09,283 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-03-13 03:40:10,925 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-03-13 03:40:11,161 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2021-03-13 03:40:11,354 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-13 03:40:11,589 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-03-13 03:40:11,809 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-03-13 03:40:12,376 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-03-13 03:40:12,849 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-03-13 03:40:13,157 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-03-13 03:40:13,446 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-03-13 03:40:13,782 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-03-13 03:40:14,585 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 16 [2021-03-13 03:40:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 45 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:40:15,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880044851] [2021-03-13 03:40:15,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353619335] [2021-03-13 03:40:15,060 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:40:15,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-03-13 03:40:15,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:40:15,136 WARN L261 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 85 conjunts are in the unsatisfiable core [2021-03-13 03:40:15,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:40:19,081 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 03:40:26,488 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 03:40:26,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:26,836 INFO L244 Elim1Store]: Index analysis took 300 ms [2021-03-13 03:40:28,573 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 222 DAG size of output: 52 [2021-03-13 03:40:28,575 INFO L354 Elim1Store]: treesize reduction 1490, result has 7.1 percent of original size [2021-03-13 03:40:28,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 31 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 190 treesize of output 210 [2021-03-13 03:40:28,583 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:28,800 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:40:28,801 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:28,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:28,809 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:207, output treesize:227 [2021-03-13 03:40:29,291 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 03:40:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:29,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2021-03-13 03:40:29,362 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:29,583 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 03:40:29,585 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:29,592 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:29,592 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:245, output treesize:244 [2021-03-13 03:40:30,050 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 03:40:30,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-03-13 03:40:30,112 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:30,343 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:40:30,344 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:30,352 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:30,353 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:208, output treesize:207 [2021-03-13 03:40:30,945 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 03:40:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:31,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2021-03-13 03:40:31,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:31,279 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 03:40:31,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:31,288 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:31,288 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:225, output treesize:224 [2021-03-13 03:40:31,826 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-13 03:40:31,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-03-13 03:40:31,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:32,157 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-13 03:40:32,159 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:32,168 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:32,168 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:230, output treesize:229 [2021-03-13 03:40:32,712 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-13 03:40:32,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:32,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:32,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:32,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:32,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 88 [2021-03-13 03:40:32,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:33,112 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 03:40:33,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:33,121 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:33,121 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:247, output treesize:246 [2021-03-13 03:40:33,714 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-03-13 03:40:33,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-03-13 03:40:33,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:34,067 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-13 03:40:34,069 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:34,102 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:34,102 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:249, output treesize:248 [2021-03-13 03:40:34,927 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-13 03:40:35,502 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 30 [2021-03-13 03:40:35,504 INFO L354 Elim1Store]: treesize reduction 196, result has 15.5 percent of original size [2021-03-13 03:40:35,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 96 treesize of output 116 [2021-03-13 03:40:35,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:35,859 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-03-13 03:40:35,861 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:35,871 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:35,872 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:266, output treesize:265 [2021-03-13 03:40:36,786 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-03-13 03:40:37,391 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 36 [2021-03-13 03:40:37,393 INFO L354 Elim1Store]: treesize reduction 300, result has 12.5 percent of original size [2021-03-13 03:40:37,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 136 [2021-03-13 03:40:37,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:37,779 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-13 03:40:37,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:37,790 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:37,790 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:283, output treesize:282 [2021-03-13 03:40:38,618 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-13 03:40:39,338 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 41 [2021-03-13 03:40:39,340 INFO L354 Elim1Store]: treesize reduction 416, result has 10.7 percent of original size [2021-03-13 03:40:39,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 130 treesize of output 156 [2021-03-13 03:40:39,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:39,745 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-13 03:40:39,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:39,756 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:39,756 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:300, output treesize:299 [2021-03-13 03:40:40,598 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-03-13 03:40:41,398 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 46 [2021-03-13 03:40:41,400 INFO L354 Elim1Store]: treesize reduction 544, result has 9.5 percent of original size [2021-03-13 03:40:41,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 34 case distinctions, treesize of input 147 treesize of output 176 [2021-03-13 03:40:41,407 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:41,842 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-03-13 03:40:41,844 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:41,852 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:41,852 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:317, output treesize:316 [2021-03-13 03:40:42,721 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-03-13 03:40:43,679 WARN L205 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 51 [2021-03-13 03:40:43,681 INFO L354 Elim1Store]: treesize reduction 684, result has 8.6 percent of original size [2021-03-13 03:40:43,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 45 case distinctions, treesize of input 164 treesize of output 196 [2021-03-13 03:40:43,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:44,088 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-03-13 03:40:44,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:44,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:44,099 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:334, output treesize:333 [2021-03-13 03:40:45,028 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-03-13 03:40:45,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:45,631 INFO L244 Elim1Store]: Index analysis took 530 ms [2021-03-13 03:40:46,498 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 30 [2021-03-13 03:40:46,500 INFO L354 Elim1Store]: treesize reduction 490, result has 6.8 percent of original size [2021-03-13 03:40:46,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 36 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 42 case distinctions, treesize of input 175 treesize of output 210 [2021-03-13 03:40:46,509 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:46,987 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-03-13 03:40:46,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:47,003 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-13 03:40:47,004 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:353, output treesize:352 [2021-03-13 03:40:48,200 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2021-03-13 03:40:49,409 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2021-03-13 03:40:49,563 INFO L446 ElimStorePlain]: Different costs {57=[v_C2_120], 150=[A, B]} [2021-03-13 03:40:49,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:49,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:50,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:50,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:50,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:50,099 INFO L244 Elim1Store]: Index analysis took 519 ms [2021-03-13 03:40:50,861 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 30 [2021-03-13 03:40:50,863 INFO L354 Elim1Store]: treesize reduction 476, result has 7.0 percent of original size [2021-03-13 03:40:50,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 36 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 42 case distinctions, treesize of input 169 treesize of output 204 [2021-03-13 03:40:50,872 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:51,377 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-13 03:40:51,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:51,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:51,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:52,156 INFO L244 Elim1Store]: Index analysis took 769 ms [2021-03-13 03:40:54,675 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 464 DAG size of output: 114 [2021-03-13 03:40:54,677 INFO L354 Elim1Store]: treesize reduction 798, result has 22.3 percent of original size [2021-03-13 03:40:54,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 66 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 105 case distinctions, treesize of input 341 treesize of output 499 [2021-03-13 03:40:54,693 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:40:55,789 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 199 [2021-03-13 03:40:55,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:55,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:55,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:40:56,163 INFO L244 Elim1Store]: Index analysis took 362 ms [2021-03-13 03:40:56,955 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-03-13 03:40:56,957 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:40:56,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 581 treesize of output 665 [2021-03-13 03:41:01,578 WARN L205 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 4755 DAG size of output: 2533 [2021-03-13 03:41:02,545 WARN L205 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 4758 DAG size of output: 2534 [2021-03-13 03:41:10,315 WARN L205 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 10929 DAG size of output: 7018 [2021-03-13 03:41:13,333 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 10942 DAG size of output: 7030 [2021-03-13 03:41:33,637 WARN L205 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 24615 DAG size of output: 14738 [2021-03-13 03:41:40,024 WARN L205 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 24616 DAG size of output: 14737 [2021-03-13 03:41:44,350 WARN L205 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 14044 DAG size of output: 13968 [2021-03-13 03:41:48,657 WARN L205 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 14049 DAG size of output: 13973 [2021-03-13 03:41:53,270 WARN L205 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 14049 DAG size of output: 13973 [2021-03-13 03:41:57,425 WARN L205 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 13973 [2021-03-13 03:41:57,793 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-03-13 03:49:46,111 WARN L222 SmtUtils]: Removed 4 from assertion stack [2021-03-13 03:49:46,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable616 [2021-03-13 03:49:46,320 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 03:49:46,342 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 03:49:46,342 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 03:49:46 BasicIcfg [2021-03-13 03:49:46,342 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 03:49:46,343 INFO L168 Benchmark]: Toolchain (without parser) took 870353.46 ms. Allocated memory was 329.3 MB in the beginning and 2.1 GB in the end (delta: 1.7 GB). Free memory was 308.8 MB in the beginning and 2.0 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 329.3 MB. Free memory was 310.0 MB in the beginning and 309.9 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.28 ms. Allocated memory is still 329.3 MB. Free memory was 308.3 MB in the beginning and 306.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 INFO L168 Benchmark]: Boogie Preprocessor took 12.35 ms. Allocated memory is still 329.3 MB. Free memory was 306.8 MB in the beginning and 305.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 INFO L168 Benchmark]: RCFGBuilder took 245.50 ms. Allocated memory is still 329.3 MB. Free memory was 305.8 MB in the beginning and 292.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 INFO L168 Benchmark]: TraceAbstraction took 870026.52 ms. Allocated memory was 329.3 MB in the beginning and 2.1 GB in the end (delta: 1.7 GB). Free memory was 292.6 MB in the beginning and 2.0 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-03-13 03:49:46,343 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 0.10 ms. Allocated memory is still 329.3 MB. Free memory was 310.0 MB in the beginning and 309.9 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.28 ms. Allocated memory is still 329.3 MB. Free memory was 308.3 MB in the beginning and 306.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 12.35 ms. Allocated memory is still 329.3 MB. Free memory was 306.8 MB in the beginning and 305.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 245.50 ms. Allocated memory is still 329.3 MB. Free memory was 305.8 MB in the beginning and 292.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 870026.52 ms. Allocated memory was 329.3 MB in the beginning and 2.1 GB in the end (delta: 1.7 GB). Free memory was 292.6 MB in the beginning and 2.0 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 289.1ms, 37 PlacesBefore, 25 PlacesAfterwards, 30 TransitionsBefore, 18 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 3 FixpointIterations, 7 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 144 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 144, positive: 144, positive conditional: 0, positive unconditional: 144, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 90, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 90, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 144, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 90, unknown conditional: 0, unknown unconditional: 90] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6081, positive: 4782, positive conditional: 4782, positive unconditional: 0, negative: 1299, negative conditional: 1299, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4782, positive: 4782, positive conditional: 4782, 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: 4782, positive: 4782, positive conditional: 0, positive unconditional: 4782, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 26, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4782, positive: 4756, positive conditional: 0, positive unconditional: 4756, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 26, unknown conditional: 0, unknown unconditional: 26] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 26, Positive conditional cache size: 0, Positive unconditional cache size: 26, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 1299 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 67). Cancelled while PartialOrderCegarLoop was analyzing trace of length 38 with TraceHistMax 13,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 14006 for 468282ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 869923.7ms, OverallIterations: 25, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 313.0ms, PartialOrderReductionTime: 212537.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 807, 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: 134.6ms SsaConstructionTime, 716.6ms SatisfiabilityAnalysisTime, 71513.7ms InterpolantComputationTime, 1115 NumberOfCodeBlocks, 1115 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 1070 ConstructedInterpolants, 61 QuantifiedInterpolants, 40470 SizeOfPredicates, 70 NumberOfNonLiveVariables, 2055 ConjunctsInSsa, 691 ConjunctsInUnsatCore, 45 InterpolantComputations, 3 PerfectInterpolantSequences, 764/2736 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