/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/array-eq-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 00:19:50,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 00:19:50,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 00:19:50,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 00:19:50,164 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 00:19:50,206 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 00:19:50,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 00:19:50,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 00:19:50,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 00:19:50,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 00:19:50,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 00:19:50,208 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 00:19:50,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 00:19:50,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 00:19:50,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 00:19:50,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:19:50,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 00:19:50,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 00:19:50,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 00:19:50,212 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 00:19:50,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 00:19:50,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 00:19:50,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 00:19:50,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 00:19:50,539 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 00:19:50,540 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 00:19:50,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/array-eq-symm.wvr.bpl [2021-03-13 00:19:50,559 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/array-eq-symm.wvr.bpl' [2021-03-13 00:19:50,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 00:19:50,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 00:19:50,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 00:19:50,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 00:19:50,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 00:19:50,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 00:19:50,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 00:19:50,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 00:19:50,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 00:19:50,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/1) ... [2021-03-13 00:19:50,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 00:19:50,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 00:19:50,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 00:19:50,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 00:19:50,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (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 00:19:50,726 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 00:19:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 00:19:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 00:19:50,726 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 00:19:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 00:19:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 00:19:50,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 00:19:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 00:19:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 00:19:50,727 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 00:19:50,919 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 00:19:50,920 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 00:19:50,921 INFO L202 PluginConnector]: Adding new model array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:19:50 BoogieIcfgContainer [2021-03-13 00:19:50,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 00:19:50,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 00:19:50,922 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 00:19:50,925 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 00:19:50,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:19:50" (1/2) ... [2021-03-13 00:19:50,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627ff95c and model type array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 12:19:50, skipping insertion in model container [2021-03-13 00:19:50,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:19:50" (2/2) ... [2021-03-13 00:19:50,927 INFO L111 eAbstractionObserver]: Analyzing ICFG array-eq-symm.wvr.bpl [2021-03-13 00:19:50,931 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 00:19:50,932 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 00:19:50,934 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 00:19:50,935 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 00:19:50,987 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-13 00:19:51,005 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 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 00:19:51,080 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 00:19:51,080 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 00:19:51,080 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 00:19:51,080 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 00:19:51,080 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 00:19:51,080 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 00:19:51,081 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 00:19:51,081 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 00:19:51,090 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 00:19:51,091 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 28 places, 25 transitions, 66 flow [2021-03-13 00:19:51,097 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 28 places, 25 transitions, 66 flow [2021-03-13 00:19:51,098 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 25 transitions, 66 flow [2021-03-13 00:19:51,124 INFO L129 PetriNetUnfolder]: 4/23 cut-off events. [2021-03-13 00:19:51,124 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-13 00:19:51,127 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 23 events. 4/23 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 39 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 17. Up to 3 conditions per place. [2021-03-13 00:19:51,130 INFO L116 LiptonReduction]: Number of co-enabled transitions 126 [2021-03-13 00:19:51,594 INFO L131 LiptonReduction]: Checked pairs total: 106 [2021-03-13 00:19:51,594 INFO L133 LiptonReduction]: Total number of compositions: 15 [2021-03-13 00:19:51,614 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:51,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:51,618 INFO L82 PathProgramCache]: Analyzing trace with hash -440141635, now seen corresponding path program 1 times [2021-03-13 00:19:51,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:51,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656914733] [2021-03-13 00:19:51,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:51,720 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 00:19:51,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656914733] [2021-03-13 00:19:51,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:19:51,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 00:19:51,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262343434] [2021-03-13 00:19:51,725 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 00:19:51,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:51,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 00:19:51,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 00:19:51,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,737 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:51,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 00:19:51,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:51,754 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 00:19:51,754 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:51,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:51,755 INFO L82 PathProgramCache]: Analyzing trace with hash -753680644, now seen corresponding path program 1 times [2021-03-13 00:19:51,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:51,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508780198] [2021-03-13 00:19:51,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:51,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508780198] [2021-03-13 00:19:51,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:19:51,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 00:19:51,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090308901] [2021-03-13 00:19:51,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 00:19:51,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:51,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 00:19:51,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 00:19:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,803 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:51,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 00:19:51,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:51,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:51,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:51,834 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 00:19:51,835 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:51,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:51,835 INFO L82 PathProgramCache]: Analyzing trace with hash -624175323, now seen corresponding path program 1 times [2021-03-13 00:19:51,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:51,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141014590] [2021-03-13 00:19:51,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:51,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141014590] [2021-03-13 00:19:51,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:19:51,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 00:19:51,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590181288] [2021-03-13 00:19:51,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 00:19:51,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:51,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 00:19:51,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 00:19:51,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,868 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:51,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 00:19:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:51,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:51,898 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 00:19:51,898 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:51,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:51,898 INFO L82 PathProgramCache]: Analyzing trace with hash -896264772, now seen corresponding path program 1 times [2021-03-13 00:19:51,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:51,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815491729] [2021-03-13 00:19:51,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:51,997 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 00:19:51,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815491729] [2021-03-13 00:19:51,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515756585] [2021-03-13 00:19:51,998 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 00:19:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:52,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 00:19:52,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:19:52,287 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 00:19:52,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:52,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 4] total 6 [2021-03-13 00:19:52,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56763312] [2021-03-13 00:19:52,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-13 00:19:52,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:52,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-13 00:19:52,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-13 00:19:52,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:52,293 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:52,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:19:52,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:52,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:52,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:52,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:52,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:52,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:52,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:52,671 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:52,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:52,672 INFO L82 PathProgramCache]: Analyzing trace with hash -2014043912, now seen corresponding path program 2 times [2021-03-13 00:19:52,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:52,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516535130] [2021-03-13 00:19:52,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:52,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516535130] [2021-03-13 00:19:52,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413714949] [2021-03-13 00:19:52,821 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:52,855 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:19:52,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:52,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 00:19:52,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:19:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:53,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:53,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-13 00:19:53,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049933627] [2021-03-13 00:19:53,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 00:19:53,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:53,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 00:19:53,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-13 00:19:53,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:53,179 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:53,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 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 00:19:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:53,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:53,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:53,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:53,592 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:53,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:53,592 INFO L82 PathProgramCache]: Analyzing trace with hash -741103099, now seen corresponding path program 3 times [2021-03-13 00:19:53,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:53,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138402719] [2021-03-13 00:19:53,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:53,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:53,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138402719] [2021-03-13 00:19:53,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117129547] [2021-03-13 00:19:53,670 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:19:53,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 00:19:53,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:53,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 00:19:53,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:53,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:53,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-13 00:19:53,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897013041] [2021-03-13 00:19:53,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 00:19:53,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:53,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 00:19:53,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-13 00:19:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:53,932 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:53,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:19:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:53,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:53,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:54,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:19:54,227 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:54,227 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:54,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:54,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1498999345, now seen corresponding path program 4 times [2021-03-13 00:19:54,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:54,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270655890] [2021-03-13 00:19:54,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:54,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270655890] [2021-03-13 00:19:54,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464790015] [2021-03-13 00:19:54,367 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:19:54,396 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:19:54,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:54,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 00:19:54,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:54,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:54,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2021-03-13 00:19:54,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328901477] [2021-03-13 00:19:54,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 00:19:54,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:54,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 00:19:54,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-13 00:19:54,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:54,673 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:54,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 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 00:19:54,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:54,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:19:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:19:54,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:54,973 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-13 00:19:54,974 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:54,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:54,974 INFO L82 PathProgramCache]: Analyzing trace with hash 776020805, now seen corresponding path program 5 times [2021-03-13 00:19:54,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:54,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8690511] [2021-03-13 00:19:54,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:55,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8690511] [2021-03-13 00:19:55,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978882090] [2021-03-13 00:19:55,117 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 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 00:19:55,139 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 00:19:55,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:55,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 00:19:55,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:19:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:55,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:55,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-03-13 00:19:55,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409917855] [2021-03-13 00:19:55,463 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:19:55,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:55,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:19:55,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:19:55,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:55,464 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:55,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 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 00:19:55,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:55,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:56,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:56,031 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:56,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:56,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1582480344, now seen corresponding path program 6 times [2021-03-13 00:19:56,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:56,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883304909] [2021-03-13 00:19:56,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:56,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883304909] [2021-03-13 00:19:56,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182792036] [2021-03-13 00:19:56,188 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 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 00:19:56,219 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 00:19:56,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:56,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 00:19:56,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:19:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:56,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:56,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 13 [2021-03-13 00:19:56,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375269141] [2021-03-13 00:19:56,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:19:56,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:56,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:19:56,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:19:56,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:56,561 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:56,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 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 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:56,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:56,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:19:56,974 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:56,975 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:56,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:56,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1812610652, now seen corresponding path program 7 times [2021-03-13 00:19:56,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:56,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576527906] [2021-03-13 00:19:56,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:57,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576527906] [2021-03-13 00:19:57,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11022872] [2021-03-13 00:19:57,143 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:19:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:57,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 00:19:57,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:19:57,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:19:57,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:19:57,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 28 [2021-03-13 00:19:57,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:19:57,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:19:57,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:19:57,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2021-03-13 00:19:57,690 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:19:57,707 INFO L628 ElimStorePlain]: treesize reduction 130, result has 5.1 percent of original size [2021-03-13 00:19:57,708 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:19:57,708 INFO L518 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2021-03-13 00:19:57,708 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-03-13 00:19:57,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:19:57,709 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:201, output treesize:7 [2021-03-13 00:19:57,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:57,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:57,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-03-13 00:19:57,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613689570] [2021-03-13 00:19:57,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 00:19:57,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:57,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 00:19:57,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-03-13 00:19:57,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:57,717 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:57,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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 00:19:57,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:57,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:57,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:57,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:57,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:57,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:19:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:19:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:19:58,113 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-03-13 00:19:58,113 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:19:58,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:19:58,113 INFO L82 PathProgramCache]: Analyzing trace with hash 356715608, now seen corresponding path program 8 times [2021-03-13 00:19:58,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:19:58,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416515345] [2021-03-13 00:19:58,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:19:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:19:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:58,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416515345] [2021-03-13 00:19:58,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286437166] [2021-03-13 00:19:58,286 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 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 00:19:58,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:19:58,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:19:58,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 00:19:58,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:19:59,628 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 76 [2021-03-13 00:19:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:19:59,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:19:59,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-13 00:19:59,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133244863] [2021-03-13 00:19:59,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 00:19:59,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:19:59,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 00:19:59,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-03-13 00:19:59,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:19:59,662 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:19:59,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 16 states have internal predecessors, (24), 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 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:19:59,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:00,420 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-03-13 00:20:00,578 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-03-13 00:20:00,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:00,947 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:00,947 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:00,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:00,948 INFO L82 PathProgramCache]: Analyzing trace with hash -412842459, now seen corresponding path program 9 times [2021-03-13 00:20:00,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:00,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770395026] [2021-03-13 00:20:00,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:01,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:01,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770395026] [2021-03-13 00:20:01,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319819543] [2021-03-13 00:20:01,121 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 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 00:20:01,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 00:20:01,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:01,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-13 00:20:01,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:01,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:01,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 17 [2021-03-13 00:20:01,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765770119] [2021-03-13 00:20:01,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 00:20:01,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:01,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 00:20:01,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2021-03-13 00:20:01,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:01,676 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:01,676 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 17 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 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:01,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:02,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:02,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:02,466 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-03-13 00:20:02,466 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:02,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:02,467 INFO L82 PathProgramCache]: Analyzing trace with hash 87145903, now seen corresponding path program 10 times [2021-03-13 00:20:02,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:02,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528028243] [2021-03-13 00:20:02,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:02,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528028243] [2021-03-13 00:20:02,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831631082] [2021-03-13 00:20:02,659 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 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 00:20:02,676 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:20:02,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:02,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 00:20:02,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:03,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:03,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:03,295 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 53 treesize of output 35 [2021-03-13 00:20:03,297 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:03,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:03,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:03,308 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 56 treesize of output 36 [2021-03-13 00:20:03,310 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:03,331 INFO L628 ElimStorePlain]: treesize reduction 152, result has 4.4 percent of original size [2021-03-13 00:20:03,331 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:03,331 INFO L518 ElimStorePlain]: Eliminatee v_prenex_14 vanished before elimination [2021-03-13 00:20:03,331 INFO L518 ElimStorePlain]: Eliminatee v_prenex_15 vanished before elimination [2021-03-13 00:20:03,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:03,332 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:245, output treesize:7 [2021-03-13 00:20:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:03,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:03,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2021-03-13 00:20:03,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740169161] [2021-03-13 00:20:03,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 00:20:03,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:03,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 00:20:03,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-13 00:20:03,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:03,338 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:03,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 16 states have (on average 1.625) internal successors, (26), 16 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 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:03,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:03,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:03,992 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-03-13 00:20:03,992 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:03,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:03,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1593084059, now seen corresponding path program 11 times [2021-03-13 00:20:03,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:03,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172183499] [2021-03-13 00:20:03,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:04,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172183499] [2021-03-13 00:20:04,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573803741] [2021-03-13 00:20:04,220 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 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 00:20:04,245 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-13 00:20:04,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:04,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-13 00:20:04,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:05,104 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 92 [2021-03-13 00:20:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:05,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:05,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2021-03-13 00:20:05,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877125880] [2021-03-13 00:20:05,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-13 00:20:05,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:05,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-13 00:20:05,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=377, Unknown=0, NotChecked=0, Total=420 [2021-03-13 00:20:05,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:05,613 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:05,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 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 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:06,786 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2021-03-13 00:20:06,997 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 105 [2021-03-13 00:20:07,150 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 109 [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:07,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:07,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:07,643 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:07,643 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:07,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:07,644 INFO L82 PathProgramCache]: Analyzing trace with hash 320419640, now seen corresponding path program 12 times [2021-03-13 00:20:07,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:07,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356857447] [2021-03-13 00:20:07,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:07,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356857447] [2021-03-13 00:20:07,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252351951] [2021-03-13 00:20:07,820 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 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 00:20:07,841 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-13 00:20:07,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:07,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-13 00:20:07,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:08,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:08,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:08,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-03-13 00:20:08,882 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:08,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 42 [2021-03-13 00:20:08,897 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:08,956 INFO L628 ElimStorePlain]: treesize reduction 209, result has 12.9 percent of original size [2021-03-13 00:20:08,956 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:08,956 INFO L518 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2021-03-13 00:20:08,957 INFO L518 ElimStorePlain]: Eliminatee v_prenex_41 vanished before elimination [2021-03-13 00:20:08,958 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:08,958 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:343, output treesize:9 [2021-03-13 00:20:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:08,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:08,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-03-13 00:20:08,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636974485] [2021-03-13 00:20:08,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-13 00:20:08,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:08,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-13 00:20:08,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2021-03-13 00:20:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:08,977 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:08,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 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 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:09,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:09,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:09,690 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2021-03-13 00:20:09,691 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:09,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:09,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1343434492, now seen corresponding path program 13 times [2021-03-13 00:20:09,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:09,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488171043] [2021-03-13 00:20:09,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:09,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488171043] [2021-03-13 00:20:09,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270122178] [2021-03-13 00:20:09,950 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 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 00:20:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:09,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-13 00:20:09,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:10,428 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2021-03-13 00:20:10,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:10,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 42 [2021-03-13 00:20:10,935 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:10,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:10,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 41 [2021-03-13 00:20:10,953 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:10,973 INFO L628 ElimStorePlain]: treesize reduction 169, result has 4.0 percent of original size [2021-03-13 00:20:10,973 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:10,973 INFO L518 ElimStorePlain]: Eliminatee v_prenex_45 vanished before elimination [2021-03-13 00:20:10,973 INFO L518 ElimStorePlain]: Eliminatee v_prenex_44 vanished before elimination [2021-03-13 00:20:10,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:10,975 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:289, output treesize:7 [2021-03-13 00:20:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:10,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:10,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 20 [2021-03-13 00:20:10,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836751873] [2021-03-13 00:20:10,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-13 00:20:10,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:10,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-13 00:20:10,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2021-03-13 00:20:10,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:10,981 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:10,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 21 states have internal predecessors, (31), 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 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:10,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:10,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:10,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:10,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:10,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:11,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:11,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:11,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:11,785 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:11,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:11,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1302843464, now seen corresponding path program 14 times [2021-03-13 00:20:11,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:11,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160269585] [2021-03-13 00:20:11,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:11,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160269585] [2021-03-13 00:20:11,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919347164] [2021-03-13 00:20:11,978 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 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 00:20:11,997 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:20:11,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:11,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 00:20:11,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:12,581 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2021-03-13 00:20:12,746 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2021-03-13 00:20:12,919 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 58 [2021-03-13 00:20:13,132 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 56 [2021-03-13 00:20:13,305 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 59 [2021-03-13 00:20:13,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:20:13,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:13,334 INFO L628 ElimStorePlain]: treesize reduction 69, result has 1.4 percent of original size [2021-03-13 00:20:13,334 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:13,334 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-03-13 00:20:13,335 INFO L518 ElimStorePlain]: Eliminatee v_prenex_46 vanished before elimination [2021-03-13 00:20:13,335 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:13,335 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:148, output treesize:1 [2021-03-13 00:20:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:13,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:13,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-03-13 00:20:13,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711225742] [2021-03-13 00:20:13,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-13 00:20:13,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:13,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-13 00:20:13,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2021-03-13 00:20:13,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:13,340 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:13,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:13,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:13,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:14,308 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-03-13 00:20:14,547 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-03-13 00:20:14,683 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-03-13 00:20:14,836 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2021-03-13 00:20:14,984 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:15,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:15,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:15,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:15,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:15,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2021-03-13 00:20:15,232 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:15,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:15,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2113770939, now seen corresponding path program 15 times [2021-03-13 00:20:15,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:15,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390760095] [2021-03-13 00:20:15,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:15,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390760095] [2021-03-13 00:20:15,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542952686] [2021-03-13 00:20:15,437 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 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 00:20:15,457 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 00:20:15,457 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:15,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-13 00:20:15,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:16,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:16,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:16,811 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 72 treesize of output 48 [2021-03-13 00:20:16,813 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:16,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:16,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,843 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 71 treesize of output 47 [2021-03-13 00:20:16,846 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:16,961 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 72 [2021-03-13 00:20:16,962 INFO L628 ElimStorePlain]: treesize reduction 110, result has 58.6 percent of original size [2021-03-13 00:20:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:16,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-03-13 00:20:16,998 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:17,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:17,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 42 [2021-03-13 00:20:17,018 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:17,035 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:20:17,036 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:17,036 INFO L518 ElimStorePlain]: Eliminatee v_prenex_59 vanished before elimination [2021-03-13 00:20:17,037 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:17,037 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:387, output treesize:9 [2021-03-13 00:20:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:17,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:17,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-03-13 00:20:17,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497739291] [2021-03-13 00:20:17,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-03-13 00:20:17,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:17,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-03-13 00:20:17,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2021-03-13 00:20:17,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:17,068 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:17,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:17,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:17,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:18,125 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:18,126 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:18,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:18,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1102029425, now seen corresponding path program 16 times [2021-03-13 00:20:18,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:18,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780732656] [2021-03-13 00:20:18,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:18,380 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:18,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780732656] [2021-03-13 00:20:18,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15383489] [2021-03-13 00:20:18,380 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 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 00:20:18,402 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:20:18,402 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:18,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 00:20:18,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:19,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:19,535 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 75 treesize of output 49 [2021-03-13 00:20:19,538 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:19,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:19,552 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 78 treesize of output 50 [2021-03-13 00:20:19,555 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:19,576 INFO L628 ElimStorePlain]: treesize reduction 196, result has 3.4 percent of original size [2021-03-13 00:20:19,576 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:19,576 INFO L518 ElimStorePlain]: Eliminatee v_prenex_64 vanished before elimination [2021-03-13 00:20:19,577 INFO L518 ElimStorePlain]: Eliminatee v_prenex_63 vanished before elimination [2021-03-13 00:20:19,578 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:19,579 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:333, output treesize:7 [2021-03-13 00:20:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:19,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:19,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2021-03-13 00:20:19,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113566980] [2021-03-13 00:20:19,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-13 00:20:19,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:19,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-13 00:20:19,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=537, Unknown=0, NotChecked=0, Total=600 [2021-03-13 00:20:19,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:19,584 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:19,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 24 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 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:20,313 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 52 [2021-03-13 00:20:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:20,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:20,651 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable160 [2021-03-13 00:20:20,651 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:20,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:20,652 INFO L82 PathProgramCache]: Analyzing trace with hash 197186437, now seen corresponding path program 17 times [2021-03-13 00:20:20,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:20,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947494212] [2021-03-13 00:20:20,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:20,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947494212] [2021-03-13 00:20:20,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021282954] [2021-03-13 00:20:20,923 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 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 00:20:20,950 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-03-13 00:20:20,950 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:20,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:20:20,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:21,716 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 119 [2021-03-13 00:20:21,978 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 119 [2021-03-13 00:20:22,252 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 119 [2021-03-13 00:20:22,511 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 118 [2021-03-13 00:20:22,775 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 116 [2021-03-13 00:20:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:23,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:23,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-03-13 00:20:23,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94842919] [2021-03-13 00:20:23,080 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-13 00:20:23,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:23,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-13 00:20:23,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-03-13 00:20:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:23,081 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:23,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 28 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:23,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:24,589 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-13 00:20:24,863 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 131 [2021-03-13 00:20:25,094 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2021-03-13 00:20:25,302 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2021-03-13 00:20:25,507 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2021-03-13 00:20:25,689 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 135 [2021-03-13 00:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:26,020 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable181 [2021-03-13 00:20:26,020 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:26,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:26,020 INFO L82 PathProgramCache]: Analyzing trace with hash 828238488, now seen corresponding path program 18 times [2021-03-13 00:20:26,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:26,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349564134] [2021-03-13 00:20:26,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:26,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349564134] [2021-03-13 00:20:26,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146424040] [2021-03-13 00:20:26,339 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 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 00:20:26,360 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-13 00:20:26,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:26,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:20:26,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:28,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:28,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:28,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 55 [2021-03-13 00:20:28,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:28,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:28,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:28,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 56 [2021-03-13 00:20:28,266 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:28,312 INFO L628 ElimStorePlain]: treesize reduction 253, result has 10.9 percent of original size [2021-03-13 00:20:28,312 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:28,313 INFO L518 ElimStorePlain]: Eliminatee v_prenex_98 vanished before elimination [2021-03-13 00:20:28,313 INFO L518 ElimStorePlain]: Eliminatee v_prenex_99 vanished before elimination [2021-03-13 00:20:28,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:28,314 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:431, output treesize:9 [2021-03-13 00:20:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:28,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:28,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-03-13 00:20:28,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433873586] [2021-03-13 00:20:28,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-13 00:20:28,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:28,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-13 00:20:28,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=656, Unknown=0, NotChecked=0, Total=756 [2021-03-13 00:20:28,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:28,336 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:28,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:28,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:29,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:29,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:29,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:29,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:29,693 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:29,694 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:29,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:29,694 INFO L82 PathProgramCache]: Analyzing trace with hash -94050404, now seen corresponding path program 19 times [2021-03-13 00:20:29,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:29,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154129077] [2021-03-13 00:20:29,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:30,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154129077] [2021-03-13 00:20:30,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527451713] [2021-03-13 00:20:30,061 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 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 00:20:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:30,084 WARN L261 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:20:30,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:31,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:31,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 50 [2021-03-13 00:20:31,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:31,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:31,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 48 [2021-03-13 00:20:31,509 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:31,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:31,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 49 [2021-03-13 00:20:31,553 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:31,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:31,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 49 [2021-03-13 00:20:31,571 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:31,591 INFO L628 ElimStorePlain]: treesize reduction 41, result has 26.8 percent of original size [2021-03-13 00:20:31,591 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:31,591 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:20:31,592 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:313, output treesize:15 [2021-03-13 00:20:31,631 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:31,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:31,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 29 [2021-03-13 00:20:31,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808191656] [2021-03-13 00:20:31,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:20:31,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:31,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:20:31,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=848, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:20:31,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:31,633 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:31,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 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 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:31,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:31,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:32,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:32,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:32,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:32,538 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-03-13 00:20:32,538 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:32,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:32,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1379765016, now seen corresponding path program 20 times [2021-03-13 00:20:32,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:32,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207802693] [2021-03-13 00:20:32,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 14 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:32,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207802693] [2021-03-13 00:20:32,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446671248] [2021-03-13 00:20:32,867 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 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 00:20:32,887 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:20:32,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:32,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 00:20:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:33,910 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 132 [2021-03-13 00:20:34,180 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 132 [2021-03-13 00:20:34,469 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 132 [2021-03-13 00:20:34,775 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 132 [2021-03-13 00:20:35,078 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 131 [2021-03-13 00:20:35,430 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 129 [2021-03-13 00:20:35,786 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 128 [2021-03-13 00:20:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:35,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:35,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-03-13 00:20:35,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199043692] [2021-03-13 00:20:35,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-03-13 00:20:35,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:35,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-03-13 00:20:35,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2021-03-13 00:20:35,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:35,804 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:35,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:35,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:35,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:37,871 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2021-03-13 00:20:38,225 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2021-03-13 00:20:38,475 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 151 [2021-03-13 00:20:38,722 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 151 [2021-03-13 00:20:38,953 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 151 [2021-03-13 00:20:39,218 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 150 [2021-03-13 00:20:39,449 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 148 [2021-03-13 00:20:39,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:39,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:39,868 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable228 [2021-03-13 00:20:39,868 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:39,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:39,869 INFO L82 PathProgramCache]: Analyzing trace with hash -532457883, now seen corresponding path program 21 times [2021-03-13 00:20:39,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:39,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143630342] [2021-03-13 00:20:39,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:40,224 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:40,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143630342] [2021-03-13 00:20:40,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165332396] [2021-03-13 00:20:40,224 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 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 00:20:40,245 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 00:20:40,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:40,246 WARN L261 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:20:40,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:41,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:41,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 33 [2021-03-13 00:20:41,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001698130] [2021-03-13 00:20:41,315 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-03-13 00:20:41,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:41,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-03-13 00:20:41,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=993, Unknown=0, NotChecked=0, Total=1122 [2021-03-13 00:20:41,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:41,315 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:41,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 33 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 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:41,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:42,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:42,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:42,490 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:42,490 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:42,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:42,490 INFO L82 PathProgramCache]: Analyzing trace with hash 674035055, now seen corresponding path program 22 times [2021-03-13 00:20:42,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:42,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841132019] [2021-03-13 00:20:42,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:43,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841132019] [2021-03-13 00:20:43,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433267401] [2021-03-13 00:20:43,100 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 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 00:20:43,119 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:20:43,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:43,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:20:43,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:43,967 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-03-13 00:20:44,150 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-03-13 00:20:44,335 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-03-13 00:20:44,529 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-03-13 00:20:44,717 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-03-13 00:20:44,906 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2021-03-13 00:20:45,096 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2021-03-13 00:20:45,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:45,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:45,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 63 [2021-03-13 00:20:45,206 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:45,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:45,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 62 [2021-03-13 00:20:45,246 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:45,273 INFO L628 ElimStorePlain]: treesize reduction 235, result has 2.9 percent of original size [2021-03-13 00:20:45,273 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:20:45,273 INFO L518 ElimStorePlain]: Eliminatee v_prenex_126 vanished before elimination [2021-03-13 00:20:45,273 INFO L518 ElimStorePlain]: Eliminatee v_prenex_127 vanished before elimination [2021-03-13 00:20:45,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:45,273 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:421, output treesize:7 [2021-03-13 00:20:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:45,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:45,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 31 [2021-03-13 00:20:45,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120605140] [2021-03-13 00:20:45,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-03-13 00:20:45,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:45,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-03-13 00:20:45,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=971, Unknown=0, NotChecked=0, Total=1056 [2021-03-13 00:20:45,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:45,279 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:45,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 32 states have (on average 1.3125) internal successors, (42), 32 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 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:45,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:45,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:45,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:45,965 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 47 [2021-03-13 00:20:46,173 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 52 [2021-03-13 00:20:46,388 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 57 [2021-03-13 00:20:46,615 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 62 [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:20:47,012 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2021-03-13 00:20:47,012 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:47,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:47,012 INFO L82 PathProgramCache]: Analyzing trace with hash -579389531, now seen corresponding path program 23 times [2021-03-13 00:20:47,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:47,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848327483] [2021-03-13 00:20:47,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:47,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848327483] [2021-03-13 00:20:47,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284993587] [2021-03-13 00:20:47,353 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:47,379 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-13 00:20:47,379 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:47,380 WARN L261 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:20:47,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:48,630 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 145 [2021-03-13 00:20:48,949 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 145 [2021-03-13 00:20:49,300 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 145 [2021-03-13 00:20:49,665 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 145 [2021-03-13 00:20:50,030 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 145 [2021-03-13 00:20:50,426 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 144 [2021-03-13 00:20:50,828 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 142 [2021-03-13 00:20:51,324 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 141 [2021-03-13 00:20:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:51,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:51,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-03-13 00:20:51,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641726654] [2021-03-13 00:20:51,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:20:51,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:51,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:20:51,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:20:51,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:51,343 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:51,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 36 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 00:20:51,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:51,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:51,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:51,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:51,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:20:51,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:54,323 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2021-03-13 00:20:54,722 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 153 [2021-03-13 00:20:55,042 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 164 [2021-03-13 00:20:55,369 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 164 [2021-03-13 00:20:55,683 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 164 [2021-03-13 00:20:55,978 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 164 [2021-03-13 00:20:56,253 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 163 [2021-03-13 00:20:56,594 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:20:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:20:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:20:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:20:57,067 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable279 [2021-03-13 00:20:57,067 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:57,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:57,068 INFO L82 PathProgramCache]: Analyzing trace with hash 271242744, now seen corresponding path program 24 times [2021-03-13 00:20:57,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:57,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238604144] [2021-03-13 00:20:57,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:57,650 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:57,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238604144] [2021-03-13 00:20:57,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674517348] [2021-03-13 00:20:57,651 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:57,681 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-13 00:20:57,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:57,682 WARN L261 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:20:57,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:58,731 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 105 [2021-03-13 00:20:59,807 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 105 [2021-03-13 00:21:00,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:00,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:00,573 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 107 treesize of output 69 [2021-03-13 00:21:00,578 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:00,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:00,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:00,624 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 108 treesize of output 70 [2021-03-13 00:21:00,628 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:00,681 INFO L628 ElimStorePlain]: treesize reduction 297, result has 9.5 percent of original size [2021-03-13 00:21:00,681 INFO L518 ElimStorePlain]: Eliminatee v_prenex_170 vanished before elimination [2021-03-13 00:21:00,681 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:21:00,682 INFO L518 ElimStorePlain]: Eliminatee v_prenex_171 vanished before elimination [2021-03-13 00:21:00,683 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:21:00,683 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:519, output treesize:9 [2021-03-13 00:21:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:00,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:00,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 35 [2021-03-13 00:21:00,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906227163] [2021-03-13 00:21:00,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-03-13 00:21:00,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:00,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-03-13 00:21:00,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1112, Unknown=0, NotChecked=0, Total=1260 [2021-03-13 00:21:00,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:00,710 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:00,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 35 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 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:00,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:02,430 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:03,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:03,247 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable299 [2021-03-13 00:21:03,247 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:03,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:03,248 INFO L82 PathProgramCache]: Analyzing trace with hash -181049284, now seen corresponding path program 25 times [2021-03-13 00:21:03,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:03,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125334582] [2021-03-13 00:21:03,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:03,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125334582] [2021-03-13 00:21:03,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601654968] [2021-03-13 00:21:03,688 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:03,708 WARN L261 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-13 00:21:03,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:04,716 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:04,922 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:05,132 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:05,338 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:05,548 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:05,766 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-03-13 00:21:05,979 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2021-03-13 00:21:06,212 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 73 [2021-03-13 00:21:06,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:06,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:06,345 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 105 treesize of output 69 [2021-03-13 00:21:06,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:06,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:06,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:06,387 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 108 treesize of output 70 [2021-03-13 00:21:06,390 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:06,417 INFO L628 ElimStorePlain]: treesize reduction 257, result has 2.7 percent of original size [2021-03-13 00:21:06,417 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:21:06,417 INFO L518 ElimStorePlain]: Eliminatee v_prenex_174 vanished before elimination [2021-03-13 00:21:06,417 INFO L518 ElimStorePlain]: Eliminatee v_prenex_175 vanished before elimination [2021-03-13 00:21:06,418 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:21:06,418 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:465, output treesize:7 [2021-03-13 00:21:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:06,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:06,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 35 [2021-03-13 00:21:06,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472083552] [2021-03-13 00:21:06,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:21:06,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:06,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:21:06,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1236, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:21:06,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:06,423 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:06,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 36 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 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:06,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:06,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:06,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:06,743 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 34 [2021-03-13 00:21:06,953 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2021-03-13 00:21:07,160 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 47 [2021-03-13 00:21:07,376 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 52 [2021-03-13 00:21:07,624 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 57 [2021-03-13 00:21:07,897 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 62 [2021-03-13 00:21:08,160 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 67 [2021-03-13 00:21:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:08,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:08,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:08,577 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:08,577 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:08,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:08,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1317200264, now seen corresponding path program 26 times [2021-03-13 00:21:08,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:08,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603742623] [2021-03-13 00:21:08,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 18 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:09,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603742623] [2021-03-13 00:21:09,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886046158] [2021-03-13 00:21:09,025 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:09,045 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:21:09,046 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:09,046 WARN L261 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 00:21:09,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:10,604 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:10,979 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:11,388 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:11,763 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:12,298 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:12,828 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 158 [2021-03-13 00:21:13,258 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 157 [2021-03-13 00:21:13,703 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 155 [2021-03-13 00:21:14,231 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 154 [2021-03-13 00:21:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:14,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:14,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2021-03-13 00:21:14,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343332659] [2021-03-13 00:21:14,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-03-13 00:21:14,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:14,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-03-13 00:21:14,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1526, Unknown=0, NotChecked=0, Total=1640 [2021-03-13 00:21:14,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:14,252 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:14,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.170731707317073) internal successors, (48), 40 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 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:14,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:14,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:16,771 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-03-13 00:21:17,182 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-03-13 00:21:17,458 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-13 00:21:17,836 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2021-03-13 00:21:18,142 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2021-03-13 00:21:18,466 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 177 [2021-03-13 00:21:18,771 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 177 [2021-03-13 00:21:19,068 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 177 [2021-03-13 00:21:19,346 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 177 [2021-03-13 00:21:19,649 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 176 [2021-03-13 00:21:19,934 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2021-03-13 00:21:20,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:20,415 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable346 [2021-03-13 00:21:20,415 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:20,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:20,415 INFO L82 PathProgramCache]: Analyzing trace with hash -717403515, now seen corresponding path program 27 times [2021-03-13 00:21:20,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:20,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039019279] [2021-03-13 00:21:20,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:21,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039019279] [2021-03-13 00:21:21,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342592465] [2021-03-13 00:21:21,044 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:21,067 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-13 00:21:21,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:21,068 WARN L261 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-13 00:21:21,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:22,325 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-03-13 00:21:22,559 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-03-13 00:21:22,803 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-03-13 00:21:23,054 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:23,312 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:23,581 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:23,836 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:24,081 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 84 [2021-03-13 00:21:24,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:24,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:24,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 78 [2021-03-13 00:21:24,189 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:24,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 77 [2021-03-13 00:21:24,245 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:24,324 INFO L628 ElimStorePlain]: treesize reduction 327, result has 10.7 percent of original size [2021-03-13 00:21:24,324 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-03-13 00:21:24,325 INFO L518 ElimStorePlain]: Eliminatee v_prenex_207 vanished before elimination [2021-03-13 00:21:24,325 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:21:24,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:21:24,325 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:583, output treesize:39 [2021-03-13 00:21:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:24,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:24,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2021-03-13 00:21:24,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974257340] [2021-03-13 00:21:24,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-03-13 00:21:24,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:24,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-03-13 00:21:24,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1456, Unknown=0, NotChecked=0, Total=1640 [2021-03-13 00:21:24,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:24,413 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:24,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.1951219512195121) internal successors, (49), 40 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:21:24,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:24,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:24,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:25,753 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-03-13 00:21:26,012 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2021-03-13 00:21:26,314 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 75 [2021-03-13 00:21:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:26,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:26,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:26,728 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:26,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:26,728 INFO L82 PathProgramCache]: Analyzing trace with hash -764312241, now seen corresponding path program 28 times [2021-03-13 00:21:26,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:26,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30774782] [2021-03-13 00:21:26,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:27,343 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:27,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30774782] [2021-03-13 00:21:27,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834134433] [2021-03-13 00:21:27,343 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:27,364 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:21:27,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:27,365 WARN L261 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-13 00:21:27,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:28,574 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-03-13 00:21:28,824 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-03-13 00:21:29,068 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-03-13 00:21:29,326 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:29,567 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:29,852 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:30,115 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-03-13 00:21:30,391 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 84 [2021-03-13 00:21:30,640 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-03-13 00:21:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:30,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:30,800 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-03-13 00:21:30,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 76 [2021-03-13 00:21:30,808 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:30,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 77 [2021-03-13 00:21:30,862 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:30,984 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-03-13 00:21:30,984 INFO L628 ElimStorePlain]: treesize reduction 212, result has 40.4 percent of original size [2021-03-13 00:21:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:31,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 71 [2021-03-13 00:21:31,026 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:31,061 INFO L628 ElimStorePlain]: treesize reduction 1, result has 97.1 percent of original size [2021-03-13 00:21:31,061 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:21:31,061 INFO L518 ElimStorePlain]: Eliminatee v_prenex_209 vanished before elimination [2021-03-13 00:21:31,062 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:21:31,062 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:579, output treesize:33 [2021-03-13 00:21:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:31,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:31,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21] total 40 [2021-03-13 00:21:31,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610893991] [2021-03-13 00:21:31,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-03-13 00:21:31,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:31,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-03-13 00:21:31,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1612, Unknown=0, NotChecked=0, Total=1722 [2021-03-13 00:21:31,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:31,146 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:31,146 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 41 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:31,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:31,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:31,579 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 34 [2021-03-13 00:21:31,849 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 41 [2021-03-13 00:21:32,120 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 47 [2021-03-13 00:21:32,384 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 52 [2021-03-13 00:21:32,680 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 57 [2021-03-13 00:21:33,001 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 62 [2021-03-13 00:21:33,317 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 67 [2021-03-13 00:21:33,660 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 72 [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:33,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:34,203 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable395,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:34,208 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:34,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:34,208 INFO L82 PathProgramCache]: Analyzing trace with hash 2076484549, now seen corresponding path program 29 times [2021-03-13 00:21:34,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:34,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384355511] [2021-03-13 00:21:34,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 27 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:34,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384355511] [2021-03-13 00:21:34,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272875540] [2021-03-13 00:21:34,911 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:34,935 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 00:21:34,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:34,936 WARN L261 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-13 00:21:34,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:36,800 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:37,229 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:37,663 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:38,132 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:38,652 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:39,264 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:39,817 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 171 [2021-03-13 00:21:40,409 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 170 [2021-03-13 00:21:40,979 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 168 [2021-03-13 00:21:41,645 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 167 [2021-03-13 00:21:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:41,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:41,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2021-03-13 00:21:41,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512321749] [2021-03-13 00:21:41,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-03-13 00:21:41,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:41,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-03-13 00:21:41,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1836, Unknown=0, NotChecked=0, Total=1980 [2021-03-13 00:21:41,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:41,669 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:41,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 44 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 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:41,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:41,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:43,694 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-03-13 00:21:44,033 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2021-03-13 00:21:44,217 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-03-13 00:21:44,576 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-03-13 00:21:44,778 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-03-13 00:21:45,084 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-03-13 00:21:45,309 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2021-03-13 00:21:45,610 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-03-13 00:21:45,834 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-03-13 00:21:46,194 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-03-13 00:21:46,517 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 129 [2021-03-13 00:21:47,012 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 190 [2021-03-13 00:21:47,419 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 190 [2021-03-13 00:21:47,953 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 190 [2021-03-13 00:21:48,331 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 190 [2021-03-13 00:21:48,732 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 190 [2021-03-13 00:21:49,127 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 190 [2021-03-13 00:21:49,528 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2021-03-13 00:21:49,935 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-03-13 00:21:50,301 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2021-03-13 00:21:50,800 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 51 [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:51,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:21:51,753 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable420,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:51,753 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:51,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:51,754 INFO L82 PathProgramCache]: Analyzing trace with hash -804652712, now seen corresponding path program 30 times [2021-03-13 00:21:51,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:51,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143558439] [2021-03-13 00:21:51,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:52,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143558439] [2021-03-13 00:21:52,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076582799] [2021-03-13 00:21:52,556 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:52,585 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-13 00:21:52,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:52,586 WARN L261 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 00:21:52,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:54,306 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:54,512 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:54,712 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:54,898 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:55,268 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:55,459 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:55,650 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:21:55,847 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-03-13 00:21:55,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:55,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:55,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 66 [2021-03-13 00:21:55,965 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:55,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:55,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:55,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:56,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 65 [2021-03-13 00:21:56,054 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:56,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:56,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 65 [2021-03-13 00:21:56,133 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:56,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:56,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:56,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 64 [2021-03-13 00:21:56,152 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:56,220 INFO L628 ElimStorePlain]: treesize reduction 94, result has 27.1 percent of original size [2021-03-13 00:21:56,220 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:21:56,221 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:21:56,221 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:455, output treesize:35 [2021-03-13 00:21:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:56,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:56,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 45 [2021-03-13 00:21:56,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567101282] [2021-03-13 00:21:56,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-03-13 00:21:56,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:56,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-03-13 00:21:56,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=1853, Unknown=0, NotChecked=0, Total=2070 [2021-03-13 00:21:56,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:56,336 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:56,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 45 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 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:21:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:58,066 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2021-03-13 00:21:58,332 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2021-03-13 00:21:58,645 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2021-03-13 00:21:59,024 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 82 [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:21:59,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:21:59,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:21:59,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:21:59,523 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable444 [2021-03-13 00:21:59,523 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:59,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:59,524 INFO L82 PathProgramCache]: Analyzing trace with hash 825929948, now seen corresponding path program 31 times [2021-03-13 00:21:59,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:59,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748440337] [2021-03-13 00:21:59,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:00,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748440337] [2021-03-13 00:22:00,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469481289] [2021-03-13 00:22:00,479 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:00,503 WARN L261 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-13 00:22:00,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:02,374 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:02,701 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:03,037 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:03,364 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:03,697 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:04,041 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:04,391 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:04,727 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-13 00:22:05,093 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-03-13 00:22:05,451 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 83 [2021-03-13 00:22:05,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:05,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:05,686 INFO L244 Elim1Store]: Index analysis took 169 ms [2021-03-13 00:22:05,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 85 [2021-03-13 00:22:05,703 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:05,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:05,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:05,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 84 [2021-03-13 00:22:05,778 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:05,818 INFO L628 ElimStorePlain]: treesize reduction 306, result has 2.2 percent of original size [2021-03-13 00:22:05,818 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:22:05,818 INFO L518 ElimStorePlain]: Eliminatee v_prenex_243 vanished before elimination [2021-03-13 00:22:05,818 INFO L518 ElimStorePlain]: Eliminatee v_prenex_244 vanished before elimination [2021-03-13 00:22:05,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:22:05,819 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:553, output treesize:7 [2021-03-13 00:22:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:05,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:05,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 43 [2021-03-13 00:22:05,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065316041] [2021-03-13 00:22:05,826 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-03-13 00:22:05,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:05,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-03-13 00:22:05,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1862, Unknown=0, NotChecked=0, Total=1980 [2021-03-13 00:22:05,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:05,827 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:05,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 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 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:05,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:22:05,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:06,452 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 34 [2021-03-13 00:22:06,827 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 41 [2021-03-13 00:22:07,235 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 47 [2021-03-13 00:22:07,632 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 52 [2021-03-13 00:22:08,050 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 57 [2021-03-13 00:22:08,506 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 62 [2021-03-13 00:22:08,985 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 67 [2021-03-13 00:22:09,518 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 72 [2021-03-13 00:22:10,012 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 77 [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:10,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:10,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:10,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:22:10,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:10,887 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable461 [2021-03-13 00:22:10,888 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:22:10,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:22:10,888 INFO L82 PathProgramCache]: Analyzing trace with hash -165615144, now seen corresponding path program 32 times [2021-03-13 00:22:10,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:22:10,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280189698] [2021-03-13 00:22:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:22:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 22 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:11,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280189698] [2021-03-13 00:22:11,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936142659] [2021-03-13 00:22:11,785 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:11,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:22:11,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:22:11,808 WARN L261 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 00:22:11,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:14,476 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:15,072 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:15,649 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:16,289 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:16,900 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:17,540 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:18,233 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:18,896 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 184 [2021-03-13 00:22:19,655 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 183 [2021-03-13 00:22:20,403 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 181 [2021-03-13 00:22:21,261 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 180 [2021-03-13 00:22:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:21,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:21,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2021-03-13 00:22:21,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869176421] [2021-03-13 00:22:21,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-03-13 00:22:21,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:21,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-03-13 00:22:21,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=2214, Unknown=0, NotChecked=0, Total=2352 [2021-03-13 00:22:21,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:21,292 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:21,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 48 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 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:21,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:21,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:23,513 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-03-13 00:22:23,994 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-03-13 00:22:24,537 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-03-13 00:22:25,098 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-03-13 00:22:25,290 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 00:22:25,702 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-03-13 00:22:25,922 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 00:22:26,313 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-03-13 00:22:26,537 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 00:22:27,006 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-03-13 00:22:27,488 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2021-03-13 00:22:28,131 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 196 [2021-03-13 00:22:28,692 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 203 [2021-03-13 00:22:29,294 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 203 [2021-03-13 00:22:29,810 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 203 [2021-03-13 00:22:30,309 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 203 [2021-03-13 00:22:30,851 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2021-03-13 00:22:31,361 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 203 [2021-03-13 00:22:31,826 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2021-03-13 00:22:32,300 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2021-03-13 00:22:32,741 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2021-03-13 00:22:33,403 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2021-03-13 00:22:33,665 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 51 [2021-03-13 00:22:33,844 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2021-03-13 00:22:34,008 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:22:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:34,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:22:34,655 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable492,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:34,656 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:22:34,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:22:34,656 INFO L82 PathProgramCache]: Analyzing trace with hash 713442981, now seen corresponding path program 33 times [2021-03-13 00:22:34,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:22:34,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036701138] [2021-03-13 00:22:34,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:22:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:35,944 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:35,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036701138] [2021-03-13 00:22:35,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978977936] [2021-03-13 00:22:35,945 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:35,970 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-13 00:22:35,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:22:35,971 WARN L261 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 00:22:35,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:37,634 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:22:37,882 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:22:38,148 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:22:38,623 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:38,998 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:39,432 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:39,915 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:40,349 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:40,789 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:41,255 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:41,728 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:42,140 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:42,506 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2021-03-13 00:22:42,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:42,785 INFO L244 Elim1Store]: Index analysis took 243 ms [2021-03-13 00:22:42,786 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 144 treesize of output 92 [2021-03-13 00:22:42,795 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:42,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:42,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:42,907 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-03-13 00:22:42,909 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 141 treesize of output 91 [2021-03-13 00:22:42,919 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:43,099 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 21 [2021-03-13 00:22:43,100 INFO L628 ElimStorePlain]: treesize reduction 371, result has 9.5 percent of original size [2021-03-13 00:22:43,100 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:22:43,100 INFO L518 ElimStorePlain]: Eliminatee v_prenex_281 vanished before elimination [2021-03-13 00:22:43,100 INFO L518 ElimStorePlain]: Eliminatee v_prenex_282 vanished before elimination [2021-03-13 00:22:43,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:22:43,101 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:671, output treesize:39 [2021-03-13 00:22:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:43,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:43,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2021-03-13 00:22:43,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206351063] [2021-03-13 00:22:43,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-03-13 00:22:43,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:43,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-03-13 00:22:43,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=2137, Unknown=0, NotChecked=0, Total=2352 [2021-03-13 00:22:43,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:43,279 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:43,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.163265306122449) internal successors, (57), 48 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:22:43,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:43,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:43,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:43,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:43,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:22:43,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:43,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:22:43,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:43,935 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2021-03-13 00:22:44,612 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 46 [2021-03-13 00:22:44,999 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 51 [2021-03-13 00:22:45,387 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 51 [2021-03-13 00:22:45,803 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2021-03-13 00:22:46,274 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2021-03-13 00:22:46,689 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 71 [2021-03-13 00:22:47,269 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 78 [2021-03-13 00:22:47,852 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 81 [2021-03-13 00:22:48,252 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2021-03-13 00:22:48,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:48,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:48,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:22:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:48,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:22:48,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-13 00:22:49,140 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable518 [2021-03-13 00:22:49,140 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:22:49,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:22:49,141 INFO L82 PathProgramCache]: Analyzing trace with hash 642256175, now seen corresponding path program 34 times [2021-03-13 00:22:49,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:22:49,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504439514] [2021-03-13 00:22:49,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:22:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:50,780 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:50,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504439514] [2021-03-13 00:22:50,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429148506] [2021-03-13 00:22:50,780 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:50,803 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:22:50,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:22:50,804 WARN L261 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 00:22:50,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:52,331 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:22:52,587 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:22:52,862 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:22:53,142 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:22:53,647 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:54,130 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:54,621 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:55,109 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:55,618 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:56,146 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:56,664 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:57,179 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:57,705 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-03-13 00:22:58,233 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2021-03-13 00:22:58,703 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-03-13 00:22:58,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:58,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:58,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:59,018 INFO L244 Elim1Store]: Index analysis took 251 ms [2021-03-13 00:22:59,020 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 144 treesize of output 92 [2021-03-13 00:22:59,029 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:59,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:22:59,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:22:59,155 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-03-13 00:22:59,156 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 141 treesize of output 91 [2021-03-13 00:22:59,165 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:22:59,227 INFO L628 ElimStorePlain]: treesize reduction 328, result has 2.1 percent of original size [2021-03-13 00:22:59,228 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:22:59,228 INFO L518 ElimStorePlain]: Eliminatee v_prenex_283 vanished before elimination [2021-03-13 00:22:59,228 INFO L518 ElimStorePlain]: Eliminatee v_prenex_284 vanished before elimination [2021-03-13 00:22:59,229 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:22:59,229 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:597, output treesize:7 [2021-03-13 00:22:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:59,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:59,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 47 [2021-03-13 00:22:59,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367390081] [2021-03-13 00:22:59,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-03-13 00:22:59,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:59,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-03-13 00:22:59,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=2221, Unknown=0, NotChecked=0, Total=2352 [2021-03-13 00:22:59,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:59,240 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:59,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 48 states have (on average 1.2083333333333333) internal successors, (58), 48 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 00:22:59,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:59,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:22:59,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:59,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:22:59,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-13 00:22:59,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:00,308 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 99 [2021-03-13 00:23:01,055 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 95 [2021-03-13 00:23:01,547 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 47 [2021-03-13 00:23:02,056 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 52 [2021-03-13 00:23:02,628 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 57 [2021-03-13 00:23:03,324 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 62 [2021-03-13 00:23:03,979 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 67 [2021-03-13 00:23:04,666 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 72 [2021-03-13 00:23:05,347 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 77 [2021-03-13 00:23:06,159 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 82 [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:23:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-13 00:23:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:07,041 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable549,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:23:07,041 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:23:07,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:23:07,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1564534811, now seen corresponding path program 35 times [2021-03-13 00:23:07,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:23:07,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412170418] [2021-03-13 00:23:07,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:23:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:23:08,278 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 24 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:08,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412170418] [2021-03-13 00:23:08,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962065240] [2021-03-13 00:23:08,279 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:23:08,347 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-03-13 00:23:08,347 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:23:08,348 WARN L261 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 28 conjunts are in the unsatisfiable core [2021-03-13 00:23:08,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:23:09,721 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:23:09,996 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:23:10,268 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:23:10,544 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:23:10,865 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:23:12,468 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:13,234 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:14,016 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:14,895 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:15,719 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:16,557 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:17,451 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:18,446 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:19,447 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 197 [2021-03-13 00:23:20,433 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 196 [2021-03-13 00:23:21,457 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 194 [2021-03-13 00:23:22,593 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 193 [2021-03-13 00:23:22,639 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:22,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:23:22,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2021-03-13 00:23:22,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406002860] [2021-03-13 00:23:22,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-03-13 00:23:22,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:23:22,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-03-13 00:23:22,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=2606, Unknown=0, NotChecked=0, Total=2756 [2021-03-13 00:23:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:22,641 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:23:22,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.1320754716981132) internal successors, (60), 52 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 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:22,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:22,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:22,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:23,544 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-03-13 00:23:23,843 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-03-13 00:23:25,959 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 00:23:26,559 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-03-13 00:23:26,813 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 00:23:27,443 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-03-13 00:23:27,713 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 00:23:28,382 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-03-13 00:23:28,685 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 00:23:29,352 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-03-13 00:23:29,655 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 00:23:30,416 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-03-13 00:23:30,730 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 00:23:31,660 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-03-13 00:23:32,010 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 00:23:32,834 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-03-13 00:23:33,214 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 00:23:34,066 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2021-03-13 00:23:34,778 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2021-03-13 00:23:35,897 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 216 [2021-03-13 00:23:36,830 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 216 [2021-03-13 00:23:37,775 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 216 [2021-03-13 00:23:38,666 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2021-03-13 00:23:39,522 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 216 [2021-03-13 00:23:40,356 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 216 [2021-03-13 00:23:41,286 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 216 [2021-03-13 00:23:42,098 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2021-03-13 00:23:42,900 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 216 [2021-03-13 00:23:43,701 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2021-03-13 00:23:44,489 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2021-03-13 00:23:45,041 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-03-13 00:23:45,579 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-03-13 00:23:45,833 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:45,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:23:46,118 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable582,37 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:23:46,118 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:23:46,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:23:46,118 INFO L82 PathProgramCache]: Analyzing trace with hash -83536712, now seen corresponding path program 36 times [2021-03-13 00:23:46,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:23:46,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859688501] [2021-03-13 00:23:46,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:23:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:23:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:48,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859688501] [2021-03-13 00:23:48,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355812016] [2021-03-13 00:23:48,183 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:23:48,216 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-13 00:23:48,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:23:48,217 WARN L261 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 00:23:48,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:23:48,734 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-03-13 00:23:49,006 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-03-13 00:23:49,275 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-03-13 00:23:49,567 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-03-13 00:23:49,879 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-03-13 00:23:50,132 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 00:23:50,420 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 00:23:50,703 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:23:51,008 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 00:23:51,357 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-03-13 00:23:51,689 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-03-13 00:23:51,976 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-03-13 00:23:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:54,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:23:54,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 53 [2021-03-13 00:23:54,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583462257] [2021-03-13 00:23:54,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-03-13 00:23:54,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:23:54,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-03-13 00:23:54,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=2588, Unknown=0, NotChecked=0, Total=2862 [2021-03-13 00:23:54,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:54,342 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:23:54,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.2222222222222223) internal successors, (66), 53 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 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:23:54,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:23:54,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:54,802 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2021-03-13 00:23:55,274 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2021-03-13 00:23:55,695 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-03-13 00:23:56,464 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2021-03-13 00:23:56,737 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2021-03-13 00:23:57,087 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2021-03-13 00:23:57,393 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 36 [2021-03-13 00:23:57,771 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-03-13 00:23:57,975 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 41 [2021-03-13 00:23:58,329 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-03-13 00:23:58,705 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2021-03-13 00:23:59,158 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2021-03-13 00:23:59,534 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2021-03-13 00:24:00,029 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-03-13 00:24:00,422 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 56 [2021-03-13 00:24:00,882 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-03-13 00:24:01,330 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 61 [2021-03-13 00:24:01,769 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2021-03-13 00:24:02,232 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 66 [2021-03-13 00:24:02,678 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-03-13 00:24:03,178 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 71 [2021-03-13 00:24:03,512 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2021-03-13 00:24:04,069 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 76 [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:04,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:24:05,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:24:05,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable610 [2021-03-13 00:24:05,203 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:24:05,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:24:05,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1705689468, now seen corresponding path program 37 times [2021-03-13 00:24:05,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:24:05,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827049340] [2021-03-13 00:24:05,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:24:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:24:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:24:07,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827049340] [2021-03-13 00:24:07,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [766241002] [2021-03-13 00:24:07,682 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:24:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:24:07,707 WARN L261 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-13 00:24:07,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:24:08,400 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-13 00:24:08,672 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:24:08,961 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:24:09,271 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:24:09,597 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:24:09,960 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:24:10,329 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:24:10,720 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:24:11,010 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:24:11,375 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:24:11,862 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-13 00:24:12,702 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:13,528 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:14,379 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:15,249 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:16,103 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:16,964 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:17,810 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:18,658 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:19,529 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:20,395 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 96 [2021-03-13 00:24:21,261 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 95 [2021-03-13 00:24:22,135 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2021-03-13 00:24:22,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:24:22,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:24:22,753 INFO L244 Elim1Store]: Index analysis took 495 ms [2021-03-13 00:24:22,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 98 [2021-03-13 00:24:22,771 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:24:22,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:24:22,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:22,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:23,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:23,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:24:23,005 INFO L244 Elim1Store]: Index analysis took 226 ms [2021-03-13 00:24:23,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 99 [2021-03-13 00:24:23,022 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:24:23,119 INFO L628 ElimStorePlain]: treesize reduction 350, result has 2.0 percent of original size [2021-03-13 00:24:23,119 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:24:23,119 INFO L518 ElimStorePlain]: Eliminatee v_prenex_324 vanished before elimination [2021-03-13 00:24:23,119 INFO L518 ElimStorePlain]: Eliminatee v_prenex_325 vanished before elimination [2021-03-13 00:24:23,121 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:24:23,121 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:641, output treesize:7 [2021-03-13 00:24:23,138 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:24:23,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:24:23,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 51 [2021-03-13 00:24:23,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651867192] [2021-03-13 00:24:23,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-03-13 00:24:23,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:24:23,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-03-13 00:24:23,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=2616, Unknown=0, NotChecked=0, Total=2756 [2021-03-13 00:24:23,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:23,140 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:24:23,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 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 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:24:23,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:24:23,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:24,477 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2021-03-13 00:24:25,395 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 41 [2021-03-13 00:24:26,300 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 47 [2021-03-13 00:24:27,216 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 52 [2021-03-13 00:24:28,233 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 57 [2021-03-13 00:24:29,263 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 62 [2021-03-13 00:24:30,351 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 67 [2021-03-13 00:24:31,446 WARN L205 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 72 [2021-03-13 00:24:32,566 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 77 [2021-03-13 00:24:33,811 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 82 [2021-03-13 00:24:34,970 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 87 [2021-03-13 00:24:36,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:24:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:24:36,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:24:36,433 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable623 [2021-03-13 00:24:36,433 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:24:36,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:24:36,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1337126200, now seen corresponding path program 38 times [2021-03-13 00:24:36,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:24:36,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451724009] [2021-03-13 00:24:36,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:24:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:24:38,547 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 26 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:24:38,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451724009] [2021-03-13 00:24:38,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347392991] [2021-03-13 00:24:38,547 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:24:38,572 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:24:38,572 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:24:38,573 WARN L261 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 00:24:38,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:24:39,049 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:24:40,023 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:24:40,364 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:24:40,744 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:24:41,151 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:24:41,573 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:24:42,022 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:24:42,503 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:24:42,965 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:24:45,155 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:46,072 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:46,961 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:48,035 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:49,087 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:50,071 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:51,389 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:52,475 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:53,513 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:54,604 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 210 [2021-03-13 00:24:55,717 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 209 [2021-03-13 00:24:56,813 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 207 [2021-03-13 00:24:58,038 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 206 [2021-03-13 00:24:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:24:58,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:24:58,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 56 [2021-03-13 00:24:58,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754648166] [2021-03-13 00:24:58,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-03-13 00:24:58,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:24:58,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-03-13 00:24:58,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=3030, Unknown=0, NotChecked=0, Total=3192 [2021-03-13 00:24:58,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:58,076 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:24:58,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 1.1228070175438596) internal successors, (64), 56 states have internal predecessors, (64), 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 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:24:58,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:24:58,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:59,442 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-03-13 00:25:02,523 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2021-03-13 00:25:03,677 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-03-13 00:25:03,959 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 00:25:04,854 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-03-13 00:25:05,149 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 00:25:06,138 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-03-13 00:25:06,456 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 00:25:07,586 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-03-13 00:25:07,924 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 00:25:08,905 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-03-13 00:25:09,219 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 00:25:10,357 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-03-13 00:25:10,720 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 00:25:11,845 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-03-13 00:25:12,226 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 00:25:13,480 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2021-03-13 00:25:13,896 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 00:25:15,234 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-03-13 00:25:15,984 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2021-03-13 00:25:17,665 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 229 [2021-03-13 00:25:18,806 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 229 [2021-03-13 00:25:19,833 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 229 [2021-03-13 00:25:20,886 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 229 [2021-03-13 00:25:21,968 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 229 [2021-03-13 00:25:23,002 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 229 [2021-03-13 00:25:24,079 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 229 [2021-03-13 00:25:25,143 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 229 [2021-03-13 00:25:26,093 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2021-03-13 00:25:27,144 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2021-03-13 00:25:28,154 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2021-03-13 00:25:29,141 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2021-03-13 00:25:29,542 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-03-13 00:25:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:25:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:25:29,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:25:29,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:25:29,997 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable658,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:25:29,998 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:25:29,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:25:29,998 INFO L82 PathProgramCache]: Analyzing trace with hash 3427013, now seen corresponding path program 39 times [2021-03-13 00:25:29,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:25:29,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28088633] [2021-03-13 00:25:29,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:25:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:25:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:25:32,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28088633] [2021-03-13 00:25:32,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057357646] [2021-03-13 00:25:32,257 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:25:32,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-13 00:25:32,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:25:32,286 WARN L261 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 00:25:32,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:25:33,566 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:25:33,848 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:25:34,151 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:25:34,471 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:25:34,816 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:25:35,187 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:25:35,562 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:25:35,964 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:25:37,467 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:38,223 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:39,083 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:39,839 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:40,647 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:41,475 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:42,433 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:43,297 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:44,217 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:45,132 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:46,108 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 150 [2021-03-13 00:25:47,122 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 150 [2021-03-13 00:25:47,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:25:47,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:25:47,724 INFO L244 Elim1Store]: Index analysis took 488 ms [2021-03-13 00:25:47,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 104 [2021-03-13 00:25:47,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:25:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:25:47,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:25:47,976 INFO L244 Elim1Store]: Index analysis took 226 ms [2021-03-13 00:25:47,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 105 [2021-03-13 00:25:47,990 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:25:48,139 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 18 [2021-03-13 00:25:48,140 INFO L628 ElimStorePlain]: treesize reduction 407, result has 7.1 percent of original size [2021-03-13 00:25:48,140 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:25:48,140 INFO L518 ElimStorePlain]: Eliminatee v_prenex_393 vanished before elimination [2021-03-13 00:25:48,140 INFO L518 ElimStorePlain]: Eliminatee v_prenex_394 vanished before elimination [2021-03-13 00:25:48,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:25:48,143 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:739, output treesize:9 [2021-03-13 00:25:48,355 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:25:48,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:25:48,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29] total 56 [2021-03-13 00:25:48,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557670152] [2021-03-13 00:25:48,356 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-03-13 00:25:48,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:25:48,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-03-13 00:25:48,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=2874, Unknown=0, NotChecked=0, Total=3192 [2021-03-13 00:25:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:25:48,357 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:25:48,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 56 states have internal predecessors, (67), 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 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:25:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:25:48,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:25:48,973 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2021-03-13 00:25:49,829 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-03-13 00:25:50,578 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-03-13 00:25:51,404 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-03-13 00:25:52,334 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-03-13 00:25:53,428 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-03-13 00:25:54,403 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-03-13 00:25:55,435 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-03-13 00:25:56,557 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-03-13 00:25:57,692 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2021-03-13 00:25:58,867 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-03-13 00:26:00,115 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-03-13 00:26:01,491 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-03-13 00:26:02,697 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:26:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:26:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:26:08,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:09,181 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable688,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:26:09,181 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:26:09,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:26:09,182 INFO L82 PathProgramCache]: Analyzing trace with hash 106597647, now seen corresponding path program 40 times [2021-03-13 00:26:09,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:26:09,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180020386] [2021-03-13 00:26:09,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:26:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:26:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:26:11,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180020386] [2021-03-13 00:26:11,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452602773] [2021-03-13 00:26:11,805 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:26:11,829 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:26:11,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:26:11,830 WARN L261 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-13 00:26:11,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:26:12,774 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:26:13,065 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:26:13,389 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:26:13,719 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:26:14,066 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:26:14,432 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:26:14,821 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:26:15,245 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:26:15,693 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:26:16,172 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:26:16,693 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 00:26:17,590 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:18,425 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:19,265 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:20,121 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:20,995 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:21,872 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:22,777 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:23,720 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:24,674 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:25,588 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:26,510 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 101 [2021-03-13 00:26:27,430 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 100 [2021-03-13 00:26:28,355 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 98 [2021-03-13 00:26:28,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:26:28,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:28,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:26:29,131 INFO L244 Elim1Store]: Index analysis took 654 ms [2021-03-13 00:26:29,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 105 [2021-03-13 00:26:29,148 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:26:29,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:26:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:26:29,401 INFO L244 Elim1Store]: Index analysis took 245 ms [2021-03-13 00:26:29,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 106 [2021-03-13 00:26:29,418 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:26:29,520 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 5 [2021-03-13 00:26:29,521 INFO L628 ElimStorePlain]: treesize reduction 372, result has 1.8 percent of original size [2021-03-13 00:26:29,521 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:26:29,521 INFO L518 ElimStorePlain]: Eliminatee v_prenex_397 vanished before elimination [2021-03-13 00:26:29,521 INFO L518 ElimStorePlain]: Eliminatee v_prenex_398 vanished before elimination [2021-03-13 00:26:29,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:26:29,523 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:685, output treesize:7 [2021-03-13 00:26:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:26:29,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:26:29,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 55 [2021-03-13 00:26:29,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022840256] [2021-03-13 00:26:29,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-03-13 00:26:29,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:26:29,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-03-13 00:26:29,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=3041, Unknown=0, NotChecked=0, Total=3192 [2021-03-13 00:26:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:26:29,542 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:26:29,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 56 states have (on average 1.1785714285714286) internal successors, (66), 56 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 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:26:29,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:26:29,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:26:29,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:26:29,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:26:29,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:29,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:26:31,274 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 34 [2021-03-13 00:26:32,282 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 41 [2021-03-13 00:26:33,319 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 47 [2021-03-13 00:26:34,407 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 52 [2021-03-13 00:26:35,512 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 57 [2021-03-13 00:26:36,698 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 62 [2021-03-13 00:26:37,958 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 67 [2021-03-13 00:26:39,194 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 72 [2021-03-13 00:26:40,411 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 77 [2021-03-13 00:26:41,836 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 82 [2021-03-13 00:26:43,266 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 87 [2021-03-13 00:26:44,701 WARN L205 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 92 [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:26:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:26:46,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:26:46,849 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable718,42 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:26:46,849 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:26:46,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:26:46,849 INFO L82 PathProgramCache]: Analyzing trace with hash -990079995, now seen corresponding path program 41 times [2021-03-13 00:26:46,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:26:46,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822755247] [2021-03-13 00:26:46,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:26:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:26:50,190 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:26:50,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822755247] [2021-03-13 00:26:50,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467569401] [2021-03-13 00:26:50,190 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:26:50,224 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-03-13 00:26:50,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:26:50,225 WARN L261 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-13 00:26:50,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:26:51,235 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:26:51,533 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:26:51,861 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:26:52,207 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:26:52,591 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:26:53,004 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:26:53,450 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:26:53,907 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:26:54,402 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:26:54,947 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:26:55,495 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 00:26:58,091 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:26:59,407 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:00,747 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:02,157 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:03,732 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:05,425 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:07,168 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:08,882 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:10,748 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:12,706 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:14,820 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 223 [2021-03-13 00:27:17,071 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 222 [2021-03-13 00:27:19,190 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 220 [2021-03-13 00:27:21,338 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 219 [2021-03-13 00:27:21,402 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:27:21,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:27:21,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 31] total 60 [2021-03-13 00:27:21,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962461347] [2021-03-13 00:27:21,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-03-13 00:27:21,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:27:21,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-03-13 00:27:21,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=3527, Unknown=0, NotChecked=0, Total=3660 [2021-03-13 00:27:21,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:27:21,404 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:27:21,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 60 states have internal predecessors, (71), 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 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:27:21,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:27:21,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:27:21,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:27:23,866 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 34 [2021-03-13 00:27:24,513 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-03-13 00:27:26,930 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-03-13 00:27:28,755 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-03-13 00:27:30,363 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 41 [2021-03-13 00:27:31,203 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-03-13 00:27:32,868 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 47 [2021-03-13 00:27:33,699 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-03-13 00:27:35,552 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 52 [2021-03-13 00:27:36,543 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2021-03-13 00:27:38,424 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 57 [2021-03-13 00:27:39,643 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-03-13 00:27:41,647 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 62 [2021-03-13 00:27:42,659 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-03-13 00:27:44,717 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 67 [2021-03-13 00:27:45,843 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-03-13 00:27:48,073 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 72 [2021-03-13 00:27:49,218 WARN L205 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-03-13 00:27:51,536 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 77 [2021-03-13 00:27:52,833 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-03-13 00:27:55,479 WARN L205 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 82 [2021-03-13 00:27:56,760 WARN L205 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-03-13 00:27:59,365 WARN L205 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 87 [2021-03-13 00:28:00,792 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-03-13 00:28:03,336 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 92 [2021-03-13 00:28:05,058 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 180 DAG size of output: 169 [2021-03-13 00:28:09,286 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 303 DAG size of output: 242 [2021-03-13 00:28:11,923 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 299 DAG size of output: 242 [2021-03-13 00:28:14,586 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 295 DAG size of output: 243 [2021-03-13 00:28:17,151 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 291 DAG size of output: 243 [2021-03-13 00:28:19,673 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 287 DAG size of output: 242 [2021-03-13 00:28:22,313 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 283 DAG size of output: 243 [2021-03-13 00:28:24,861 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 279 DAG size of output: 243 [2021-03-13 00:28:27,325 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2021-03-13 00:28:29,565 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 271 DAG size of output: 242 [2021-03-13 00:28:32,035 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 243 [2021-03-13 00:28:34,480 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 242 [2021-03-13 00:28:37,011 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2021-03-13 00:28:39,631 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2021-03-13 00:28:40,981 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2021-03-13 00:28:41,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:28:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:28:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:28:41,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:28:42,041 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable755,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:28:42,042 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:28:42,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:28:42,042 INFO L82 PathProgramCache]: Analyzing trace with hash 614918168, now seen corresponding path program 42 times [2021-03-13 00:28:42,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:28:42,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683499023] [2021-03-13 00:28:42,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:28:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:28:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:28:45,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683499023] [2021-03-13 00:28:45,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1893740483] [2021-03-13 00:28:45,979 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:28:46,010 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-03-13 00:28:46,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:28:46,011 WARN L261 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-13 00:28:46,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:28:46,396 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:28:46,812 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:28:47,231 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-13 00:28:47,646 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:28:48,122 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:28:48,622 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:28:49,148 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:28:49,718 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:28:50,324 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:28:50,971 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:28:51,658 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:28:52,363 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:28:53,092 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:28:53,845 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 00:28:56,263 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:28:57,560 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:28:58,862 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:00,198 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:01,533 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:02,916 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:04,332 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:05,842 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:07,344 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:08,874 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:10,391 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:11,958 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 159 [2021-03-13 00:29:13,581 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 159 [2021-03-13 00:29:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:13,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:14,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:14,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:14,979 INFO L244 Elim1Store]: Index analysis took 1212 ms [2021-03-13 00:29:14,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 110 [2021-03-13 00:29:15,012 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:15,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:15,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:15,575 INFO L244 Elim1Store]: Index analysis took 547 ms [2021-03-13 00:29:15,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 111 [2021-03-13 00:29:15,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:16,625 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 187 DAG size of output: 149 [2021-03-13 00:29:16,627 INFO L628 ElimStorePlain]: treesize reduction 110, result has 76.3 percent of original size [2021-03-13 00:29:16,627 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:29:16,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:16,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,838 INFO L244 Elim1Store]: Index analysis took 1197 ms [2021-03-13 00:29:17,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 105 [2021-03-13 00:29:17,871 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:17,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:17,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:18,362 INFO L244 Elim1Store]: Index analysis took 480 ms [2021-03-13 00:29:18,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 104 [2021-03-13 00:29:18,394 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:18,500 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2021-03-13 00:29:18,501 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:29:18,502 INFO L518 ElimStorePlain]: Eliminatee v_prenex_473 vanished before elimination [2021-03-13 00:29:18,505 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:29:18,505 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:783, output treesize:9 [2021-03-13 00:29:18,732 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:29:18,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:29:18,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 59 [2021-03-13 00:29:18,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979962771] [2021-03-13 00:29:18,733 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-03-13 00:29:18,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:29:18,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-03-13 00:29:18,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=3200, Unknown=0, NotChecked=0, Total=3540 [2021-03-13 00:29:18,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:29:18,734 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:29:18,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 1.1333333333333333) internal successors, (68), 59 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 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:29:18,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:29:18,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:29:21,086 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2021-03-13 00:29:22,268 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-03-13 00:29:23,540 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-03-13 00:29:24,965 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2021-03-13 00:29:26,519 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-03-13 00:29:28,099 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-03-13 00:29:29,668 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-03-13 00:29:31,347 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2021-03-13 00:29:33,047 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2021-03-13 00:29:34,849 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-03-13 00:29:36,806 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2021-03-13 00:29:38,761 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-03-13 00:29:39,720 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2021-03-13 00:29:41,233 WARN L205 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:29:48,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:29:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:29:48,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:29:48,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable787,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:29:48,321 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:29:48,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:29:48,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1882954268, now seen corresponding path program 43 times [2021-03-13 00:29:48,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:29:48,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288868991] [2021-03-13 00:29:48,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:29:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:29:50,014 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 00:29:50,329 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:50,697 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:51,001 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:51,317 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:51,650 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:51,983 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:52,320 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:52,670 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:29:53,035 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-03-13 00:29:53,403 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-13 00:29:53,776 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:29:54,135 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-03-13 00:29:54,495 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-03-13 00:29:54,851 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-03-13 00:29:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:29:54,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288868991] [2021-03-13 00:29:54,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327386878] [2021-03-13 00:29:54,866 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:29:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:29:54,894 WARN L261 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 33 conjunts are in the unsatisfiable core [2021-03-13 00:29:54,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:29:55,345 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:29:55,821 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:29:56,313 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-13 00:29:56,865 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:29:57,459 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:29:58,049 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:29:58,676 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:29:59,333 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:30:00,054 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:30:00,847 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:30:01,684 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:30:02,580 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:30:03,432 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:30:04,324 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 00:30:05,318 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-13 00:30:07,095 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:08,777 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:10,495 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:12,167 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:13,884 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:15,647 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:17,432 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:19,153 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:20,946 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:22,616 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:24,353 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:26,307 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 127 DAG size of output: 106 [2021-03-13 00:30:28,136 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 126 DAG size of output: 105 [2021-03-13 00:30:29,930 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 124 DAG size of output: 103 [2021-03-13 00:30:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:30:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:30:31,506 INFO L244 Elim1Store]: Index analysis took 1377 ms [2021-03-13 00:30:31,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 111 [2021-03-13 00:30:31,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:30:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:30:31,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:31,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:30:32,152 INFO L244 Elim1Store]: Index analysis took 596 ms [2021-03-13 00:30:32,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 112 [2021-03-13 00:30:32,188 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:30:32,435 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 5 [2021-03-13 00:30:32,437 INFO L628 ElimStorePlain]: treesize reduction 389, result has 1.8 percent of original size [2021-03-13 00:30:32,437 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-03-13 00:30:32,437 INFO L518 ElimStorePlain]: Eliminatee v_prenex_475 vanished before elimination [2021-03-13 00:30:32,437 INFO L518 ElimStorePlain]: Eliminatee v_prenex_476 vanished before elimination [2021-03-13 00:30:32,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:30:32,441 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:729, output treesize:7 [2021-03-13 00:30:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:30:32,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:30:32,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 59 [2021-03-13 00:30:32,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193235673] [2021-03-13 00:30:32,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-03-13 00:30:32,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:30:32,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-03-13 00:30:32,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=3493, Unknown=0, NotChecked=0, Total=3660 [2021-03-13 00:30:32,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:30:32,477 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:30:32,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 60 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 00:30:32,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:30:32,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:30:32,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:30:32,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:30:37,982 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 208 DAG size of output: 117 [2021-03-13 00:30:41,620 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 214 DAG size of output: 113 [2021-03-13 00:30:43,887 WARN L205 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 47 [2021-03-13 00:30:46,276 WARN L205 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 52 [2021-03-13 00:30:49,033 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 229 DAG size of output: 57 [2021-03-13 00:30:51,738 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 234 DAG size of output: 62 [2021-03-13 00:30:54,507 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 239 DAG size of output: 67 [2021-03-13 00:30:57,474 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 244 DAG size of output: 72 [2021-03-13 00:31:00,131 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 249 DAG size of output: 77 [2021-03-13 00:31:03,142 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 254 DAG size of output: 82 [2021-03-13 00:31:06,401 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 259 DAG size of output: 87 [2021-03-13 00:31:09,464 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 264 DAG size of output: 92 [2021-03-13 00:31:12,354 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 269 DAG size of output: 97 [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:31:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:31:17,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:31:17,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:31:17,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:31:17,406 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable819 [2021-03-13 00:31:17,406 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:31:17,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:31:17,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1757599592, now seen corresponding path program 44 times [2021-03-13 00:31:17,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:31:17,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776901146] [2021-03-13 00:31:17,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:31:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:31:19,066 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2021-03-13 00:31:19,564 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:19,835 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:20,104 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:20,397 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:20,688 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:20,987 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:21,284 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:21,593 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:21,911 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:22,243 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:22,573 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:22,928 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:23,294 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-13 00:31:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:31:24,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776901146] [2021-03-13 00:31:24,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937952950] [2021-03-13 00:31:24,004 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:31:24,032 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:31:24,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:31:24,033 WARN L261 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-13 00:31:24,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:31:24,548 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:31:25,066 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:31:25,591 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-13 00:31:26,174 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:31:26,809 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:31:27,474 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:31:28,144 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:31:28,859 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:31:29,625 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:31:30,424 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:31:31,261 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:31:32,194 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:31:33,081 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:31:34,063 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 00:31:35,109 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-13 00:31:39,499 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:41,452 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:43,676 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:45,976 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:48,650 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:51,052 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:53,689 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:56,316 WARN L205 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:31:59,136 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:32:02,374 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:32:05,578 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:32:09,064 WARN L205 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 236 [2021-03-13 00:32:12,724 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 235 [2021-03-13 00:32:16,079 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 233 [2021-03-13 00:32:19,667 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 232 [2021-03-13 00:32:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:32:19,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:32:19,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 33] total 64 [2021-03-13 00:32:19,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813036879] [2021-03-13 00:32:19,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-03-13 00:32:19,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:32:19,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-03-13 00:32:19,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=4018, Unknown=0, NotChecked=0, Total=4160 [2021-03-13 00:32:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:32:19,771 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:32:19,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 1.1538461538461537) internal successors, (75), 64 states have internal predecessors, (75), 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 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:32:19,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:32:19,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:32:19,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:32:21,532 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2021-03-13 00:32:23,906 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 34 [2021-03-13 00:32:25,194 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2021-03-13 00:32:28,089 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-03-13 00:32:31,647 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-03-13 00:32:34,562 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 41 [2021-03-13 00:32:36,103 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-03-13 00:32:39,037 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 47 [2021-03-13 00:32:40,569 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-03-13 00:32:43,584 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 52 [2021-03-13 00:32:45,465 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2021-03-13 00:32:48,819 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 265 DAG size of output: 57 [2021-03-13 00:32:50,607 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2021-03-13 00:32:53,957 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 270 DAG size of output: 62 [2021-03-13 00:32:55,863 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2021-03-13 00:32:59,286 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 275 DAG size of output: 67 [2021-03-13 00:33:01,108 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2021-03-13 00:33:04,902 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 280 DAG size of output: 72 [2021-03-13 00:33:07,023 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-03-13 00:33:10,710 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 285 DAG size of output: 77 [2021-03-13 00:33:12,713 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-03-13 00:33:16,737 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 290 DAG size of output: 82 [2021-03-13 00:33:18,896 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 103 DAG size of output: 100 [2021-03-13 00:33:22,935 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 295 DAG size of output: 87 [2021-03-13 00:33:25,414 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 108 DAG size of output: 105 [2021-03-13 00:33:29,457 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 300 DAG size of output: 92 [2021-03-13 00:33:31,906 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-03-13 00:33:36,900 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 305 DAG size of output: 97 [2021-03-13 00:33:40,188 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 189 DAG size of output: 179 Received shutdown request... [2021-03-13 00:33:42,627 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable858,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:33:42,627 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 00:33:42,637 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 00:33:42,637 INFO L202 PluginConnector]: Adding new model array-eq-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 12:33:42 BasicIcfg [2021-03-13 00:33:42,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 00:33:42,638 INFO L168 Benchmark]: Toolchain (without parser) took 832030.44 ms. Allocated memory was 255.9 MB in the beginning and 604.0 MB in the end (delta: 348.1 MB). Free memory was 236.5 MB in the beginning and 422.7 MB in the end (delta: -186.2 MB). Peak memory consumption was 162.4 MB. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.16 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 234.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L168 Benchmark]: Boogie Preprocessor took 15.61 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 233.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L168 Benchmark]: RCFGBuilder took 264.94 ms. Allocated memory is still 255.9 MB. Free memory was 233.5 MB in the beginning and 236.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L168 Benchmark]: TraceAbstraction took 831715.02 ms. Allocated memory was 255.9 MB in the beginning and 604.0 MB in the end (delta: 348.1 MB). Free memory was 236.3 MB in the beginning and 422.7 MB in the end (delta: -186.4 MB). Peak memory consumption was 161.0 MB. Max. memory is 16.0 GB. [2021-03-13 00:33:42,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.16 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 234.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.61 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 233.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 264.94 ms. Allocated memory is still 255.9 MB. Free memory was 233.5 MB in the beginning and 236.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 831715.02 ms. Allocated memory was 255.9 MB in the beginning and 604.0 MB in the end (delta: 348.1 MB). Free memory was 236.3 MB in the beginning and 422.7 MB in the end (delta: -186.4 MB). Peak memory consumption was 161.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 497.3ms, 28 PlacesBefore, 18 PlacesAfterwards, 25 TransitionsBefore, 13 TransitionsAfterwards, 126 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 10 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 2 ChoiceCompositions, 15 TotalNumberOfCompositions, 106 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 106, positive conditional: 0, positive unconditional: 106, 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: 74, positive: 74, positive conditional: 0, positive unconditional: 74, 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: 74, positive: 74, positive conditional: 0, positive unconditional: 74, 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: 106, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 74, unknown conditional: 0, unknown unconditional: 74] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12296, positive: 6193, positive conditional: 6193, positive unconditional: 0, negative: 6103, negative conditional: 6103, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6193, positive: 6193, positive conditional: 6193, 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: 6193, positive: 6193, positive conditional: 0, positive unconditional: 6193, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6193, positive: 6184, positive conditional: 0, positive unconditional: 6184, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 0, Positive unconditional cache size: 9, 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: 6103 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 57). Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 94 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 831609.2ms, OverallIterations: 47, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 523.0ms, PartialOrderReductionTime: 439331.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1350, 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: 225.9ms SsaConstructionTime, 1041.3ms SatisfiabilityAnalysisTime, 380615.8ms InterpolantComputationTime, 2168 NumberOfCodeBlocks, 2168 NumberOfCodeBlocksAsserted, 197 NumberOfCheckSat, 2077 ConstructedInterpolants, 198 QuantifiedInterpolants, 204063 SizeOfPredicates, 282 NumberOfNonLiveVariables, 1731 ConjunctsInSsa, 888 ConjunctsInUnsatCore, 91 InterpolantComputations, 3 PerfectInterpolantSequences, 316/8190 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