/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-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a865e3bea3ade1065a4c95009cfa501fe03c5538-a865e3b [2021-02-19 21:48:36,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 21:48:36,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 21:48:36,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-19 21:48:36,435 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-NoLbe-Delay.epf [2021-02-19 21:48:36,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 21:48:36,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 21:48:36,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-02-19 21:48:36,470 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-02-19 21:48:36,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 21:48:36,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 21:48:36,474 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 21:48:36,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 21:48:36,474 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 21:48:36,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 21:48:36,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 21:48:36,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 21:48:36,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 21:48:36,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 21:48:36,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 21:48:36,478 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-19 21:48:36,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-19 21:48:36,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 21:48:36,478 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-02-19 21:48:36,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 21:48:36,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 21:48:36,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 21:48:36,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 21:48:36,772 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-02-19 21:48:36,774 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-02-19 21:48:36,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl [2021-02-19 21:48:36,775 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl' [2021-02-19 21:48:36,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 21:48:36,825 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 21:48:36,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-19 21:48:36,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-19 21:48:36,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-19 21:48:36,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-19 21:48:36,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 21:48:36,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 21:48:36,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 21:48:36,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/1) ... [2021-02-19 21:48:36,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 21:48:36,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 21:48:36,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 21:48:36,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 21:48:36,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (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 [2021-02-19 21:48:36,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-02-19 21:48:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-02-19 21:48:36,938 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-02-19 21:48:36,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-02-19 21:48:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-02-19 21:48:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-02-19 21:48:36,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-02-19 21:48:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 21:48:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 21:48:36,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-02-19 21:48:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-02-19 21:48:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-02-19 21:48:36,940 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-19 21:48:37,189 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 21:48:37,189 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-19 21:48:37,191 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 09:48:37 BoogieIcfgContainer [2021-02-19 21:48:37,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 21:48:37,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 21:48:37,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 21:48:37,195 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 21:48:37,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 09:48:36" (1/2) ... [2021-02-19 21:48:37,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7334db48 and model type simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 09:48:37, skipping insertion in model container [2021-02-19 21:48:37,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 09:48:37" (2/2) ... [2021-02-19 21:48:37,197 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum.wvr.bpl [2021-02-19 21:48:37,202 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-19 21:48:37,202 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 21:48:37,206 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 21:48:37,206 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-19 21:48:37,277 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-02-19 21:48:37,306 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-02-19 21:48:37,347 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 21:48:37,347 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 21:48:37,347 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 21:48:37,347 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 21:48:37,347 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 21:48:37,347 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 21:48:37,347 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 21:48:37,347 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-02-19 21:48:37,474 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:37,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:37,488 INFO L82 PathProgramCache]: Analyzing trace with hash -22258388, now seen corresponding path program 1 times [2021-02-19 21:48:37,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:37,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695075166] [2021-02-19 21:48:37,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 21:48:37,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695075166] [2021-02-19 21:48:37,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 21:48:37,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-19 21:48:37,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527849446] [2021-02-19 21:48:37,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 21:48:37,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:37,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 21:48:37,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-19 21:48:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:37,649 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:37,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-02-19 21:48:37,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:37,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:37,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 21:48:37,787 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:37,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:37,787 INFO L82 PathProgramCache]: Analyzing trace with hash 847919694, now seen corresponding path program 1 times [2021-02-19 21:48:37,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:37,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260649305] [2021-02-19 21:48:37,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:37,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260649305] [2021-02-19 21:48:37,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314309619] [2021-02-19 21:48:37,838 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 [2021-02-19 21:48:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:37,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-02-19 21:48:37,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:38,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 21:48:38,024 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-02-19 21:48:38,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-02-19 21:48:38,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746388476] [2021-02-19 21:48:38,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 21:48:38,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:38,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 21:48:38,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 21:48:38,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:38,027 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:38,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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) [2021-02-19 21:48:38,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:38,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:38,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:38,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,330 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:38,330 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:38,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:38,331 INFO L82 PathProgramCache]: Analyzing trace with hash -107273495, now seen corresponding path program 1 times [2021-02-19 21:48:38,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:38,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968958213] [2021-02-19 21:48:38,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 21:48:38,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968958213] [2021-02-19 21:48:38,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 21:48:38,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-19 21:48:38,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967383192] [2021-02-19 21:48:38,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 21:48:38,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:38,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 21:48:38,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-19 21:48:38,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:38,376 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:38,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-02-19 21:48:38,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:38,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:38,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:38,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,444 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 21:48:38,444 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:38,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:38,445 INFO L82 PathProgramCache]: Analyzing trace with hash -2076899732, now seen corresponding path program 2 times [2021-02-19 21:48:38,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:38,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207697947] [2021-02-19 21:48:38,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:38,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207697947] [2021-02-19 21:48:38,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310507547] [2021-02-19 21:48:38,538 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 [2021-02-19 21:48:38,568 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 21:48:38,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:38,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-02-19 21:48:38,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 21:48:38,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:38,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-02-19 21:48:38,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970267683] [2021-02-19 21:48:38,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-19 21:48:38,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:38,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-19 21:48:38,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-02-19 21:48:38,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:38,718 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:38,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 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) [2021-02-19 21:48:38,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:38,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:38,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:39,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:39,290 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:39,291 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:39,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:39,291 INFO L82 PathProgramCache]: Analyzing trace with hash -2117952900, now seen corresponding path program 3 times [2021-02-19 21:48:39,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:39,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622452683] [2021-02-19 21:48:39,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:39,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622452683] [2021-02-19 21:48:39,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070469873] [2021-02-19 21:48:39,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:39,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-02-19 21:48:39,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:39,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 35 conjunts are in the unsatisfiable core [2021-02-19 21:48:39,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:40,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-02-19 21:48:40,148 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:40,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 21:48:40,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-02-19 21:48:40,256 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-02-19 21:48:40,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:40,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 21:48:40,265 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:40,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:40,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-02-19 21:48:40,297 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,308 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:40,312 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,312 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:60 [2021-02-19 21:48:40,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-02-19 21:48:40,487 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:40,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:40,493 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2021-02-19 21:48:40,534 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:40,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:40,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2021-02-19 21:48:40,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160310451] [2021-02-19 21:48:40,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-19 21:48:40,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:40,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-19 21:48:40,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-02-19 21:48:40,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:40,536 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:40,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 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) [2021-02-19 21:48:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:40,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:40,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:40,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:40,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:40,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:41,092 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:41,092 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:41,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:41,093 INFO L82 PathProgramCache]: Analyzing trace with hash 787375002, now seen corresponding path program 4 times [2021-02-19 21:48:41,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:41,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041654917] [2021-02-19 21:48:41,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-02-19 21:48:41,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041654917] [2021-02-19 21:48:41,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546083358] [2021-02-19 21:48:41,157 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) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:41,186 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 21:48:41,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:41,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-02-19 21:48:41,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-19 21:48:41,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:41,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-02-19 21:48:41,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477735897] [2021-02-19 21:48:41,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-19 21:48:41,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:41,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-19 21:48:41,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-02-19 21:48:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:41,283 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:41,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-02-19 21:48:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:41,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:41,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:41,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:41,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:41,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:42,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-02-19 21:48:42,060 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:42,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:42,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1767376784, now seen corresponding path program 5 times [2021-02-19 21:48:42,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:42,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304026129] [2021-02-19 21:48:42,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-02-19 21:48:42,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304026129] [2021-02-19 21:48:42,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006266335] [2021-02-19 21:48:42,141 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 [2021-02-19 21:48:42,188 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-02-19 21:48:42,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:42,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-02-19 21:48:42,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-02-19 21:48:42,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:42,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-02-19 21:48:42,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763355134] [2021-02-19 21:48:42,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-19 21:48:42,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:42,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-19 21:48:42,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-02-19 21:48:42,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:42,337 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:42,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 17 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) [2021-02-19 21:48:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:42,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:42,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:42,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:42,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:42,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:43,114 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:43,114 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:43,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:43,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1587437948, now seen corresponding path program 6 times [2021-02-19 21:48:43,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:43,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510300919] [2021-02-19 21:48:43,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:43,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510300919] [2021-02-19 21:48:43,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [653287242] [2021-02-19 21:48:43,705 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 [2021-02-19 21:48:43,749 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-02-19 21:48:43,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:43,751 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2021-02-19 21:48:43,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:43,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 21:48:43,895 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:43,906 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:43,910 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 21:48:43,910 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-02-19 21:48:43,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-02-19 21:48:43,986 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:43,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:44,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 21:48:44,001 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:70 [2021-02-19 21:48:44,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:44,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:44,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-02-19 21:48:44,070 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,085 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:44,088 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-19 21:48:44,088 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:83 [2021-02-19 21:48:44,239 INFO L446 ElimStorePlain]: Different costs {0=[v_C_19], 4=[A]} [2021-02-19 21:48:44,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-02-19 21:48:44,247 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:44,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:44,274 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 73 treesize of output 49 [2021-02-19 21:48:44,276 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:44,289 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,290 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:47 [2021-02-19 21:48:44,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2021-02-19 21:48:44,596 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:44,603 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:44,603 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:17 [2021-02-19 21:48:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:44,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:44,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 28 [2021-02-19 21:48:44,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088673505] [2021-02-19 21:48:44,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-19 21:48:44,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:44,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-19 21:48:44,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=754, Unknown=0, NotChecked=0, Total=812 [2021-02-19 21:48:44,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:44,708 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:44,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.689655172413793) internal successors, (78), 28 states have internal predecessors, (78), 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) [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:44,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:44,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:45,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:45,460 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:45,460 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:45,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:45,461 INFO L82 PathProgramCache]: Analyzing trace with hash -223551974, now seen corresponding path program 7 times [2021-02-19 21:48:45,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:45,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230950628] [2021-02-19 21:48:45,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 21:48:45,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230950628] [2021-02-19 21:48:45,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720286686] [2021-02-19 21:48:45,534 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) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:45,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-02-19 21:48:45,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:45,642 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 21:48:45,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:45,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-02-19 21:48:45,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966738858] [2021-02-19 21:48:45,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-02-19 21:48:45,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:45,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-02-19 21:48:45,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-02-19 21:48:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:45,644 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:45,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 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) [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:45,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:45,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:45,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:45,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:45,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:46,206 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-02-19 21:48:46,207 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:46,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:46,208 INFO L82 PathProgramCache]: Analyzing trace with hash 53963568, now seen corresponding path program 8 times [2021-02-19 21:48:46,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:46,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987107296] [2021-02-19 21:48:46,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-02-19 21:48:46,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987107296] [2021-02-19 21:48:46,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240639399] [2021-02-19 21:48:46,310 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 [2021-02-19 21:48:46,355 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 21:48:46,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:46,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-02-19 21:48:46,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-02-19 21:48:46,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:46,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-02-19 21:48:46,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755381021] [2021-02-19 21:48:46,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-19 21:48:46,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:46,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-19 21:48:46,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-02-19 21:48:46,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:46,464 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:46,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 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) [2021-02-19 21:48:46,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:46,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:46,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:46,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:46,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:46,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:46,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:46,818 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:46,819 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:46,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:46,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1997029458, now seen corresponding path program 9 times [2021-02-19 21:48:46,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:46,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587003707] [2021-02-19 21:48:46,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-02-19 21:48:46,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587003707] [2021-02-19 21:48:46,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131823257] [2021-02-19 21:48:46,916 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 [2021-02-19 21:48:46,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-02-19 21:48:46,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:46,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-02-19 21:48:46,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:47,107 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-02-19 21:48:47,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:47,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-02-19 21:48:47,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227048342] [2021-02-19 21:48:47,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-19 21:48:47,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:47,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-19 21:48:47,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-02-19 21:48:47,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:47,109 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:47,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 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) [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:48:49,430 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:48:49,430 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:49,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:49,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1978074642, now seen corresponding path program 10 times [2021-02-19 21:48:49,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:49,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853127651] [2021-02-19 21:48:49,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-02-19 21:48:49,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853127651] [2021-02-19 21:48:49,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017417481] [2021-02-19 21:48:49,556 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 [2021-02-19 21:48:49,591 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 21:48:49,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:49,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-02-19 21:48:49,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-02-19 21:48:49,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:49,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-02-19 21:48:49,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917488735] [2021-02-19 21:48:49,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-19 21:48:49,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:49,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-19 21:48:49,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-02-19 21:48:49,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:49,796 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:49,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 27 states have internal predecessors, (90), 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) [2021-02-19 21:48:49,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:49,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:48:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:48:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:48:51,057 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-02-19 21:48:51,058 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:48:51,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:48:51,059 INFO L82 PathProgramCache]: Analyzing trace with hash 994691410, now seen corresponding path program 11 times [2021-02-19 21:48:51,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:48:51,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889523621] [2021-02-19 21:48:51,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:48:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:48:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:52,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889523621] [2021-02-19 21:48:52,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647441932] [2021-02-19 21:48:52,415 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 [2021-02-19 21:48:52,466 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-02-19 21:48:52,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:48:52,468 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-02-19 21:48:52,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:48:52,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 21:48:52,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:52,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:52,900 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:52,900 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-02-19 21:48:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:52,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 21:48:52,961 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:52,977 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:52,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:52,978 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-02-19 21:48:53,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-02-19 21:48:53,050 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,069 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:53,071 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,071 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-02-19 21:48:53,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-02-19 21:48:53,156 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:53,176 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,176 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-02-19 21:48:53,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-02-19 21:48:53,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,308 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:53,309 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,309 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-02-19 21:48:53,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:53,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-02-19 21:48:53,417 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,446 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:53,447 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:53,447 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-02-19 21:48:54,395 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-02-19 21:48:54,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 115 [2021-02-19 21:48:54,420 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:54,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:54,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:48:54,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:48:54,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 111 [2021-02-19 21:48:54,474 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:54,483 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:54,484 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:54,484 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-02-19 21:48:54,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2021-02-19 21:48:54,569 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:48:54,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:48:54,574 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:48:54,574 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-02-19 21:48:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:48:54,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:48:54,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-02-19 21:48:54,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982848046] [2021-02-19 21:48:54,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-02-19 21:48:54,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:48:54,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-02-19 21:48:54,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-02-19 21:48:54,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:54,670 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:48:54,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.4038461538461537) internal successors, (125), 51 states have internal predecessors, (125), 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) [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:48:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:48:56,238 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-02-19 21:48:59,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:48:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:48:59,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:00,136 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-02-19 21:49:00,136 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:00,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:00,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1181463964, now seen corresponding path program 12 times [2021-02-19 21:49:00,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:00,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243415538] [2021-02-19 21:49:00,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:00,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243415538] [2021-02-19 21:49:00,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090521027] [2021-02-19 21:49:00,316 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 [2021-02-19 21:49:00,393 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-02-19 21:49:00,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:00,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-02-19 21:49:00,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:00,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:00,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-02-19 21:49:00,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523699202] [2021-02-19 21:49:00,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-19 21:49:00,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:00,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-19 21:49:00,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-02-19 21:49:00,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:00,546 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:00,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 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) [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:00,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:00,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:00,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:00,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:00,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:02,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:02,314 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-02-19 21:49:02,314 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:02,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:02,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1849124704, now seen corresponding path program 13 times [2021-02-19 21:49:02,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:02,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595858832] [2021-02-19 21:49:02,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:02,675 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-02-19 21:49:02,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595858832] [2021-02-19 21:49:02,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060217264] [2021-02-19 21:49:02,676 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 [2021-02-19 21:49:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:02,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-02-19 21:49:02,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-02-19 21:49:02,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:02,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-02-19 21:49:02,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195972050] [2021-02-19 21:49:02,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-02-19 21:49:02,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:02,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-02-19 21:49:02,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-02-19 21:49:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:02,883 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:02,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6666666666666665) internal successors, (72), 26 states have internal predecessors, (72), 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) [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:02,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:04,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:49:04,310 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:04,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:04,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1683910590, now seen corresponding path program 14 times [2021-02-19 21:49:04,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:04,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776698860] [2021-02-19 21:49:04,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:04,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776698860] [2021-02-19 21:49:04,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135464969] [2021-02-19 21:49:04,472 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 [2021-02-19 21:49:04,511 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 21:49:04,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:04,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-02-19 21:49:04,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-02-19 21:49:05,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:05,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-02-19 21:49:05,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936525145] [2021-02-19 21:49:05,056 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-02-19 21:49:05,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:05,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-02-19 21:49:05,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-02-19 21:49:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:05,057 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:05,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.825) internal successors, (113), 39 states have internal predecessors, (113), 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) [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:05,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:07,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:07,794 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-02-19 21:49:07,794 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:07,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:07,794 INFO L82 PathProgramCache]: Analyzing trace with hash 593701032, now seen corresponding path program 15 times [2021-02-19 21:49:07,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:07,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730770502] [2021-02-19 21:49:07,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:08,010 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:08,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730770502] [2021-02-19 21:49:08,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346607587] [2021-02-19 21:49:08,010 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 [2021-02-19 21:49:08,071 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-02-19 21:49:08,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:08,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-02-19 21:49:08,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:08,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:08,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-02-19 21:49:08,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468635525] [2021-02-19 21:49:08,260 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-02-19 21:49:08,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:08,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-02-19 21:49:08,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-02-19 21:49:08,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:08,261 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:08,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.0869565217391304) internal successors, (71), 22 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) [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:08,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:10,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:10,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:10,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:10,711 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-02-19 21:49:10,712 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:10,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:10,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1841044516, now seen corresponding path program 16 times [2021-02-19 21:49:10,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:10,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840361342] [2021-02-19 21:49:10,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-02-19 21:49:11,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840361342] [2021-02-19 21:49:11,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506349107] [2021-02-19 21:49:11,050 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 [2021-02-19 21:49:11,096 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 21:49:11,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:11,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-02-19 21:49:11,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-02-19 21:49:11,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:11,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-02-19 21:49:11,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278655084] [2021-02-19 21:49:11,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-19 21:49:11,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:11,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-19 21:49:11,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-02-19 21:49:11,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:11,259 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:11,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6206896551724137) internal successors, (76), 28 states have internal predecessors, (76), 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) [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:11,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:13,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-02-19 21:49:13,265 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:13,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:13,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1938156922, now seen corresponding path program 17 times [2021-02-19 21:49:13,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:13,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330935783] [2021-02-19 21:49:13,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:13,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330935783] [2021-02-19 21:49:13,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695672683] [2021-02-19 21:49:13,602 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 [2021-02-19 21:49:13,697 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-02-19 21:49:13,697 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:13,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-02-19 21:49:13,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-02-19 21:49:14,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:14,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-02-19 21:49:14,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40542763] [2021-02-19 21:49:14,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-02-19 21:49:14,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:14,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-02-19 21:49:14,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-02-19 21:49:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:14,402 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:14,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.6666666666666665) internal successors, (136), 50 states have internal predecessors, (136), 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) [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:14,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:14,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:18,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:18,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:49:18,270 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:18,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:18,271 INFO L82 PathProgramCache]: Analyzing trace with hash 294870764, now seen corresponding path program 18 times [2021-02-19 21:49:18,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:18,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709476892] [2021-02-19 21:49:18,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:18,550 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-02-19 21:49:18,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709476892] [2021-02-19 21:49:18,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767490445] [2021-02-19 21:49:18,551 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 [2021-02-19 21:49:18,651 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-02-19 21:49:18,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:18,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-02-19 21:49:18,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:19,237 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-02-19 21:49:19,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:19,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-02-19 21:49:19,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295589387] [2021-02-19 21:49:19,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-02-19 21:49:19,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:19,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-02-19 21:49:19,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-02-19 21:49:19,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:19,238 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:19,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.8863636363636362) internal successors, (127), 43 states have internal predecessors, (127), 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) [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:19,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:42,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:42,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:42,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:42,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:42,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:49:43,206 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:49:43,206 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:43,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:43,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1080145762, now seen corresponding path program 19 times [2021-02-19 21:49:43,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:43,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880469620] [2021-02-19 21:49:43,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:49:43,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880469620] [2021-02-19 21:49:43,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170444216] [2021-02-19 21:49:43,962 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 [2021-02-19 21:49:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:44,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-02-19 21:49:44,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-02-19 21:49:44,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:44,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-02-19 21:49:44,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006352991] [2021-02-19 21:49:44,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-02-19 21:49:44,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:44,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-02-19 21:49:44,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-02-19 21:49:44,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:44,993 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:44,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.4788732394366195) internal successors, (176), 70 states have internal predecessors, (176), 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) [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:49:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:54,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:49:54,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:55,002 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-02-19 21:49:55,002 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:49:55,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:49:55,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1437901564, now seen corresponding path program 20 times [2021-02-19 21:49:55,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:49:55,002 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109799119] [2021-02-19 21:49:55,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:49:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:49:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:49:55,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109799119] [2021-02-19 21:49:55,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433827910] [2021-02-19 21:49:55,756 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 [2021-02-19 21:49:55,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 21:49:55,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:49:55,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-02-19 21:49:55,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:49:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-02-19 21:49:56,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:49:56,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-02-19 21:49:56,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528262227] [2021-02-19 21:49:56,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-02-19 21:49:56,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:49:56,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-02-19 21:49:56,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-02-19 21:49:56,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:49:56,978 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:49:56,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4594594594594597) internal successors, (182), 73 states have internal predecessors, (182), 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) [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:49:56,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:49:56,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:49:56,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:07,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:50:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:07,428 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-02-19 21:50:07,428 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:50:07,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:50:07,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1080173094, now seen corresponding path program 21 times [2021-02-19 21:50:07,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:50:07,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964316956] [2021-02-19 21:50:07,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:50:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:50:07,867 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-02-19 21:50:07,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964316956] [2021-02-19 21:50:07,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16365252] [2021-02-19 21:50:07,867 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 [2021-02-19 21:50:07,992 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-02-19 21:50:07,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:50:07,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-19 21:50:07,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:50:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-02-19 21:50:08,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:50:08,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-02-19 21:50:08,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602877945] [2021-02-19 21:50:08,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-02-19 21:50:08,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:50:08,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-02-19 21:50:08,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-02-19 21:50:08,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:50:08,214 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:50:08,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.484848484848485) internal successors, (82), 32 states have internal predecessors, (82), 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) [2021-02-19 21:50:08,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:50:08,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:08,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:50:19,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:19,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:19,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:50:19,310 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:50:19,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:50:19,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1411635512, now seen corresponding path program 22 times [2021-02-19 21:50:19,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:50:19,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562212280] [2021-02-19 21:50:19,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:50:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:50:23,670 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 50 [2021-02-19 21:50:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:50:25,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562212280] [2021-02-19 21:50:25,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421111261] [2021-02-19 21:50:25,710 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 [2021-02-19 21:50:25,782 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 21:50:25,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:50:25,787 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 173 conjunts are in the unsatisfiable core [2021-02-19 21:50:25,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:50:28,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-02-19 21:50:28,599 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:28,626 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:28,628 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:28,628 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-02-19 21:50:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:28,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-02-19 21:50:28,821 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:28,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:28,854 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:28,854 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-02-19 21:50:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-02-19 21:50:29,080 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:29,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,116 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-02-19 21:50:29,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-02-19 21:50:29,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:29,417 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,417 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-02-19 21:50:29,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:29,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-02-19 21:50:29,712 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:29,772 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:29,773 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-02-19 21:50:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-02-19 21:50:30,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:30,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:30,155 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:30,156 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-02-19 21:50:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 106 [2021-02-19 21:50:30,550 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:30,623 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:30,625 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:30,626 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-02-19 21:50:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 122 [2021-02-19 21:50:31,040 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:31,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:31,122 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:31,122 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-02-19 21:50:31,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 138 [2021-02-19 21:50:31,533 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:31,609 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:31,611 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:31,612 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-02-19 21:50:31,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:31,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,075 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-02-19 21:50:32,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 154 [2021-02-19 21:50:32,081 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:32,169 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:32,170 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:32,171 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-02-19 21:50:32,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:32,635 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-02-19 21:50:32,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 170 [2021-02-19 21:50:32,639 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:32,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:32,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:32,731 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-02-19 21:50:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,225 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-02-19 21:50:33,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 186 [2021-02-19 21:50:33,231 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:33,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:33,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:33,333 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-02-19 21:50:33,711 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-19 21:50:33,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:33,913 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-02-19 21:50:33,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 202 [2021-02-19 21:50:33,921 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:34,025 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-02-19 21:50:34,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:34,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:34,029 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-02-19 21:50:34,401 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-02-19 21:50:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:34,623 INFO L244 Elim1Store]: Index analysis took 195 ms [2021-02-19 21:50:34,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 218 [2021-02-19 21:50:34,631 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:34,747 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-02-19 21:50:34,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:34,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:34,750 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-02-19 21:50:35,233 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-02-19 21:50:35,273 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-02-19 21:50:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,524 INFO L244 Elim1Store]: Index analysis took 244 ms [2021-02-19 21:50:35,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 234 [2021-02-19 21:50:35,531 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:35,644 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-02-19 21:50:35,645 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-19 21:50:35,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-19 21:50:35,872 INFO L244 Elim1Store]: Index analysis took 223 ms [2021-02-19 21:50:35,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 152 [2021-02-19 21:50:35,878 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:35,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:35,897 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:35,897 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-02-19 21:50:39,867 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 99 treesize of output 39 [2021-02-19 21:50:39,871 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 21:50:39,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:50:39,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 21:50:39,882 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-02-19 21:50:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 21:50:40,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:50:40,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-02-19 21:50:40,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044541068] [2021-02-19 21:50:40,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-02-19 21:50:40,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:50:40,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-02-19 21:50:40,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-02-19 21:50:40,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:50:40,324 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:50:40,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 2.4183673469387754) internal successors, (237), 97 states have internal predecessors, (237), 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) [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:50:40,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:50:40,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:50:49,026 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2021-02-19 21:50:49,673 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 131 [2021-02-19 21:50:50,090 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2021-02-19 21:50:50,650 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-02-19 21:50:51,118 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-02-19 21:50:52,301 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 73 [2021-02-19 21:50:55,282 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 47 [2021-02-19 21:50:56,388 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 44 [2021-02-19 21:50:57,458 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 41 [2021-02-19 21:50:58,570 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 38 [2021-02-19 21:50:59,683 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 35 [2021-02-19 21:51:31,486 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-02-19 21:51:50,632 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-02-19 21:51:52,212 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-19 21:51:52,801 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-02-19 21:51:53,888 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-02-19 21:51:54,279 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-02-19 21:52:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:52:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:05,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:52:06,019 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-02-19 21:52:06,019 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:52:06,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:52:06,019 INFO L82 PathProgramCache]: Analyzing trace with hash -622840566, now seen corresponding path program 23 times [2021-02-19 21:52:06,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:52:06,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624039319] [2021-02-19 21:52:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:52:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:52:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-02-19 21:52:08,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624039319] [2021-02-19 21:52:08,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869308880] [2021-02-19 21:52:08,047 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 [2021-02-19 21:52:08,290 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-02-19 21:52:08,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:52:08,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-02-19 21:52:08,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:52:09,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-02-19 21:52:09,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:52:09,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-02-19 21:52:09,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779970305] [2021-02-19 21:52:09,311 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-02-19 21:52:09,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:52:09,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-02-19 21:52:09,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-02-19 21:52:09,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:52:09,312 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:52:09,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3137254901960786) internal successors, (118), 50 states have internal predecessors, (118), 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) [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:52:09,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:52:09,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:52:33,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:52:33,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:52:34,006 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:52:34,007 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:52:34,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:52:34,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1927028264, now seen corresponding path program 24 times [2021-02-19 21:52:34,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:52:34,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930882371] [2021-02-19 21:52:34,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:52:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:52:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:52:35,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930882371] [2021-02-19 21:52:35,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971712174] [2021-02-19 21:52:35,200 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 [2021-02-19 21:52:35,397 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-02-19 21:52:35,398 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:52:35,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-02-19 21:52:35,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:52:36,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:52:36,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:52:36,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-02-19 21:52:36,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78231132] [2021-02-19 21:52:36,511 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-02-19 21:52:36,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:52:36,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-02-19 21:52:36,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-02-19 21:52:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:52:36,512 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:52:36,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.864864864864865) internal successors, (106), 36 states have internal predecessors, (106), 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) [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:52:36,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:52:36,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:52:38,328 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-02-19 21:53:12,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:53:12,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:53:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:53:12,806 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-02-19 21:53:12,806 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:53:12,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:53:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash -547029412, now seen corresponding path program 25 times [2021-02-19 21:53:12,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:53:12,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435286775] [2021-02-19 21:53:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:53:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:53:15,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-02-19 21:53:15,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435286775] [2021-02-19 21:53:15,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581625686] [2021-02-19 21:53:15,364 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 [2021-02-19 21:53:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:53:15,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-02-19 21:53:15,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:53:16,247 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-02-19 21:53:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-02-19 21:53:16,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:53:16,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-02-19 21:53:16,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885504407] [2021-02-19 21:53:16,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-02-19 21:53:16,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:53:16,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-02-19 21:53:16,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-02-19 21:53:16,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:53:16,700 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:53:16,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3461538461538463) internal successors, (122), 51 states have internal predecessors, (122), 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) [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:53:16,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:53:16,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:53:51,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:53:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:53:51,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:53:51,544 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-02-19 21:53:51,544 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:53:51,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:53:51,544 INFO L82 PathProgramCache]: Analyzing trace with hash -660334594, now seen corresponding path program 26 times [2021-02-19 21:53:51,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:53:51,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408914685] [2021-02-19 21:53:51,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:53:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:53:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:53:53,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408914685] [2021-02-19 21:53:53,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397087720] [2021-02-19 21:53:53,361 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 [2021-02-19 21:53:53,422 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 21:53:53,423 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:53:53,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-02-19 21:53:53,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:53:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-02-19 21:53:58,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:53:58,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-02-19 21:53:58,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485201893] [2021-02-19 21:53:58,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-02-19 21:53:58,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:53:58,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-02-19 21:53:58,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-02-19 21:53:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:53:58,018 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:53:58,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5526315789473686) internal successors, (194), 75 states have internal predecessors, (194), 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) [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:53:58,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:53:58,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:54:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:54:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:54:45,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:54:46,086 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-02-19 21:54:46,086 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:54:46,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:54:46,087 INFO L82 PathProgramCache]: Analyzing trace with hash -175552412, now seen corresponding path program 27 times [2021-02-19 21:54:46,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:54:46,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405139625] [2021-02-19 21:54:46,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:54:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:54:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:54:48,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405139625] [2021-02-19 21:54:48,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164968833] [2021-02-19 21:54:48,040 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 [2021-02-19 21:54:48,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-02-19 21:54:48,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:54:48,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 49 conjunts are in the unsatisfiable core [2021-02-19 21:54:48,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:54:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:54:51,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:54:51,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 42] total 59 [2021-02-19 21:54:51,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989959338] [2021-02-19 21:54:51,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-02-19 21:54:51,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:54:51,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-02-19 21:54:51,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=776, Invalid=2764, Unknown=0, NotChecked=0, Total=3540 [2021-02-19 21:54:51,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:54:51,182 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:54:51,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 2.9) internal successors, (174), 59 states have internal predecessors, (174), 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) [2021-02-19 21:54:51,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:54:51,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:54:51,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:54:51,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:55:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:55:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:55:49,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-02-19 21:55:49,898 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-02-19 21:55:49,899 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:55:49,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:55:49,899 INFO L82 PathProgramCache]: Analyzing trace with hash -724903264, now seen corresponding path program 28 times [2021-02-19 21:55:49,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:55:49,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776023752] [2021-02-19 21:55:49,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:55:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:55:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-02-19 21:55:53,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776023752] [2021-02-19 21:55:53,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017928904] [2021-02-19 21:55:53,319 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 [2021-02-19 21:55:53,382 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 21:55:53,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:55:53,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 41 conjunts are in the unsatisfiable core [2021-02-19 21:55:53,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:55:54,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-02-19 21:55:54,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:55:54,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-02-19 21:55:54,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253629489] [2021-02-19 21:55:54,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-02-19 21:55:54,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:55:54,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-02-19 21:55:54,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-02-19 21:55:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:55:54,631 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:55:54,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3333333333333335) internal successors, (126), 53 states have internal predecessors, (126), 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) [2021-02-19 21:55:54,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:55:54,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:55:54,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:55:54,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:55:54,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-02-19 21:55:54,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:56:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:56:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-02-19 21:56:34,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-02-19 21:56:34,672 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:56:34,672 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 21:56:34,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:56:34,672 INFO L82 PathProgramCache]: Analyzing trace with hash 427282882, now seen corresponding path program 29 times [2021-02-19 21:56:34,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 21:56:34,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827198585] [2021-02-19 21:56:34,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:56:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:56:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-02-19 21:56:36,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827198585] [2021-02-19 21:56:36,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160607443] [2021-02-19 21:56:36,431 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 [2021-02-19 21:56:36,688 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-02-19 21:56:36,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 21:56:36,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 53 conjunts are in the unsatisfiable core [2021-02-19 21:56:36,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 21:56:41,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 900 proven. 593 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-02-19 21:56:41,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 21:56:41,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 52] total 83 [2021-02-19 21:56:41,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95978530] [2021-02-19 21:56:41,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-02-19 21:56:41,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 21:56:41,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-02-19 21:56:41,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1266, Invalid=5706, Unknown=0, NotChecked=0, Total=6972 [2021-02-19 21:56:41,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 21:56:41,700 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 21:56:41,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.6547619047619047) internal successors, (223), 83 states have internal predecessors, (223), 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) [2021-02-19 21:56:41,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 21:56:41,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:56:41,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 21:56:41,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-02-19 21:56:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-02-19 21:57:16,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 21:57:16,271 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-19 21:57:16,284 WARN L224 ceAbstractionStarter]: Timeout [2021-02-19 21:57:16,285 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 09:57:16 BasicIcfg [2021-02-19 21:57:16,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 21:57:16,285 INFO L168 Benchmark]: Toolchain (without parser) took 519463.59 ms. Allocated memory was 255.9 MB in the beginning and 10.8 GB in the end (delta: 10.5 GB). Free memory was 236.6 MB in the beginning and 4.3 GB in the end (delta: -4.1 GB). Peak memory consumption was 6.4 GB. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.63 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 INFO L168 Benchmark]: Boogie Preprocessor took 19.65 ms. Allocated memory is still 255.9 MB. Free memory was 234.7 MB in the beginning and 233.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 INFO L168 Benchmark]: RCFGBuilder took 321.82 ms. Allocated memory is still 255.9 MB. Free memory was 233.7 MB in the beginning and 236.8 MB in the end (delta: -3.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 INFO L168 Benchmark]: TraceAbstraction took 519092.24 ms. Allocated memory was 255.9 MB in the beginning and 10.8 GB in the end (delta: 10.5 GB). Free memory was 236.1 MB in the beginning and 4.3 GB in the end (delta: -4.1 GB). Peak memory consumption was 6.4 GB. Max. memory is 16.0 GB. [2021-02-19 21:57:16,286 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 0.24 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.63 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.65 ms. Allocated memory is still 255.9 MB. Free memory was 234.7 MB in the beginning and 233.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 321.82 ms. Allocated memory is still 255.9 MB. Free memory was 233.7 MB in the beginning and 236.8 MB in the end (delta: -3.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 519092.24 ms. Allocated memory was 255.9 MB in the beginning and 10.8 GB in the end (delta: 10.5 GB). Free memory was 236.1 MB in the beginning and 4.3 GB in the end (delta: -4.1 GB). Peak memory consumption was 6.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 67). Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 355 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 518.9s, OverallIterations: 31, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 68.6s InterpolantComputationTime, 5560 NumberOfCodeBlocks, 5526 NumberOfCodeBlocksAsserted, 270 NumberOfCheckSat, 5500 ConstructedInterpolants, 18 QuantifiedInterpolants, 6533249 SizeOfPredicates, 62 NumberOfNonLiveVariables, 6988 ConjunctsInSsa, 980 ConjunctsInUnsatCore, 60 InterpolantComputations, 3 PerfectInterpolantSequences, 26428/37805 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